Message ID | E1mn1fA-0005qZ-TM@lizzy.crudebyte.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
Series | tests/9pfs: use g_autofree where possible | expand |
On Tue, 16 Nov 2021 17:40:08 +0100 Christian Schoenebeck <qemu_oss@crudebyte.com> wrote: > Signed-off-by: Christian Schoenebeck <qemu_oss@crudebyte.com> > --- Since g_autofree is scope based, I guess you could also convert this snippet, that appears twice in the file BTW : for (int i = 0; i < QTEST_V9FS_SYNTH_READDIR_NFILES; ++i) { char *name = g_strdup_printf(QTEST_V9FS_SYNTH_READDIR_FILE, i); g_assert_cmpint(fs_dirents_contain_name(entries, name), ==, true); g_free(name); } No big deal. Reviewed-by: Greg Kurz <groug@kaod.org> > tests/qtest/virtio-9p-test.c | 86 +++++++++++------------------------- > 1 file changed, 25 insertions(+), 61 deletions(-) > > diff --git a/tests/qtest/virtio-9p-test.c b/tests/qtest/virtio-9p-test.c > index 41fed41de1..11861aaf7d 100644 > --- a/tests/qtest/virtio-9p-test.c > +++ b/tests/qtest/virtio-9p-test.c > @@ -84,7 +84,7 @@ static void pci_config(void *obj, void *data, QGuestAllocator *t_alloc) > QVirtio9P *v9p = obj; > alloc = t_alloc; > size_t tag_len = qvirtio_config_readw(v9p->vdev, 0); > - char *tag; > + g_autofree char *tag = NULL; > int i; > > g_assert_cmpint(tag_len, ==, strlen(MOUNT_TAG)); > @@ -94,7 +94,6 @@ static void pci_config(void *obj, void *data, QGuestAllocator *t_alloc) > tag[i] = qvirtio_config_readb(v9p->vdev, i + 2); > } > g_assert_cmpmem(tag, tag_len, MOUNT_TAG, tag_len); > - g_free(tag); > } > > #define P9_MAX_SIZE 4096 /* Max size of a T-message or R-message */ > @@ -580,7 +579,7 @@ static void do_version(QVirtio9P *v9p) > { > const char *version = "9P2000.L"; > uint16_t server_len; > - char *server_version; > + g_autofree char *server_version = NULL; > P9Req *req; > > req = v9fs_tversion(v9p, P9_MAX_SIZE, version, P9_NOTAG); > @@ -588,8 +587,6 @@ static void do_version(QVirtio9P *v9p) > v9fs_rversion(req, &server_len, &server_version); > > g_assert_cmpmem(server_version, server_len, version, strlen(version)); > - > - g_free(server_version); > } > > /* utility function: walk to requested dir and return fid for that dir */ > @@ -637,7 +634,7 @@ static void fs_walk(void *obj, void *data, QGuestAllocator *t_alloc) > alloc = t_alloc; > char *wnames[P9_MAXWELEM]; > uint16_t nwqid; > - v9fs_qid *wqid; > + g_autofree v9fs_qid *wqid = NULL; > int i; > P9Req *req; > > @@ -655,8 +652,6 @@ static void fs_walk(void *obj, void *data, QGuestAllocator *t_alloc) > for (i = 0; i < P9_MAXWELEM; i++) { > g_free(wnames[i]); > } > - > - g_free(wqid); > } > > static bool fs_dirents_contain_name(struct V9fsDirent *e, const char* name) > @@ -984,7 +979,8 @@ static void fs_walk_dotdot(void *obj, void *data, QGuestAllocator *t_alloc) > QVirtio9P *v9p = obj; > alloc = t_alloc; > char *const wnames[] = { g_strdup("..") }; > - v9fs_qid root_qid, *wqid; > + v9fs_qid root_qid; > + g_autofree v9fs_qid *wqid = NULL; > P9Req *req; > > do_version(v9p); > @@ -998,7 +994,6 @@ static void fs_walk_dotdot(void *obj, void *data, QGuestAllocator *t_alloc) > > g_assert_cmpmem(&root_qid, 13, wqid[0], 13); > > - g_free(wqid); > g_free(wnames[0]); > } > > @@ -1027,7 +1022,7 @@ static void fs_write(void *obj, void *data, QGuestAllocator *t_alloc) > alloc = t_alloc; > static const uint32_t write_count = P9_MAX_SIZE / 2; > char *const wnames[] = { g_strdup(QTEST_V9FS_SYNTH_WRITE_FILE) }; > - char *buf = g_malloc0(write_count); > + g_autofree char *buf = g_malloc0(write_count); > uint32_t count; > P9Req *req; > > @@ -1045,7 +1040,6 @@ static void fs_write(void *obj, void *data, QGuestAllocator *t_alloc) > v9fs_rwrite(req, &count); > g_assert_cmpint(count, ==, write_count); > > - g_free(buf); > g_free(wnames[0]); > } > > @@ -1125,7 +1119,7 @@ static void fs_flush_ignored(void *obj, void *data, QGuestAllocator *t_alloc) > > static void do_mkdir(QVirtio9P *v9p, const char *path, const char *cname) > { > - char *const name = g_strdup(cname); > + g_autofree char *name = g_strdup(cname); > uint32_t fid; > P9Req *req; > > @@ -1134,15 +1128,13 @@ static void do_mkdir(QVirtio9P *v9p, const char *path, const char *cname) > req = v9fs_tmkdir(v9p, fid, name, 0750, 0, 0); > v9fs_req_wait_for_reply(req, NULL); > v9fs_rmkdir(req, NULL); > - > - g_free(name); > } > > /* create a regular file with Tlcreate and return file's fid */ > static uint32_t do_lcreate(QVirtio9P *v9p, const char *path, > const char *cname) > { > - char *const name = g_strdup(cname); > + g_autofree char *name = g_strdup(cname); > uint32_t fid; > P9Req *req; > > @@ -1152,7 +1144,6 @@ static uint32_t do_lcreate(QVirtio9P *v9p, const char *path, > v9fs_req_wait_for_reply(req, NULL); > v9fs_rlcreate(req, NULL, NULL); > > - g_free(name); > return fid; > } > > @@ -1160,8 +1151,8 @@ static uint32_t do_lcreate(QVirtio9P *v9p, const char *path, > static void do_symlink(QVirtio9P *v9p, const char *path, const char *clink, > const char *to) > { > - char *const name = g_strdup(clink); > - char *const dst = g_strdup(to); > + g_autofree char *name = g_strdup(clink); > + g_autofree char *dst = g_strdup(to); > uint32_t fid; > P9Req *req; > > @@ -1170,9 +1161,6 @@ static void do_symlink(QVirtio9P *v9p, const char *path, const char *clink, > req = v9fs_tsymlink(v9p, fid, name, dst, 0, 0); > v9fs_req_wait_for_reply(req, NULL); > v9fs_rsymlink(req, NULL); > - > - g_free(dst); > - g_free(name); > } > > /* create a hard link named @a clink in directory @a path pointing to @a to */ > @@ -1193,7 +1181,7 @@ static void do_hardlink(QVirtio9P *v9p, const char *path, const char *clink, > static void do_unlinkat(QVirtio9P *v9p, const char *atpath, const char *rpath, > uint32_t flags) > { > - char *const name = g_strdup(rpath); > + g_autofree char *name = g_strdup(rpath); > uint32_t fid; > P9Req *req; > > @@ -1202,8 +1190,6 @@ static void do_unlinkat(QVirtio9P *v9p, const char *atpath, const char *rpath, > req = v9fs_tunlinkat(v9p, fid, name, flags, 0); > v9fs_req_wait_for_reply(req, NULL); > v9fs_runlinkat(req); > - > - g_free(name); > } > > static void fs_readdir_split_128(void *obj, void *data, > @@ -1235,8 +1221,8 @@ static void fs_create_dir(void *obj, void *data, QGuestAllocator *t_alloc) > QVirtio9P *v9p = obj; > alloc = t_alloc; > struct stat st; > - char *root_path = virtio_9p_test_path(""); > - char *new_dir = virtio_9p_test_path("01"); > + g_autofree char *root_path = virtio_9p_test_path(""); > + g_autofree char *new_dir = virtio_9p_test_path("01"); > > g_assert(root_path != NULL); > > @@ -1247,9 +1233,6 @@ static void fs_create_dir(void *obj, void *data, QGuestAllocator *t_alloc) > g_assert(stat(new_dir, &st) == 0); > /* ... and is actually a directory */ > g_assert((st.st_mode & S_IFMT) == S_IFDIR); > - > - g_free(new_dir); > - g_free(root_path); > } > > static void fs_unlinkat_dir(void *obj, void *data, QGuestAllocator *t_alloc) > @@ -1257,8 +1240,8 @@ static void fs_unlinkat_dir(void *obj, void *data, QGuestAllocator *t_alloc) > QVirtio9P *v9p = obj; > alloc = t_alloc; > struct stat st; > - char *root_path = virtio_9p_test_path(""); > - char *new_dir = virtio_9p_test_path("02"); > + g_autofree char *root_path = virtio_9p_test_path(""); > + g_autofree char *new_dir = virtio_9p_test_path("02"); > > g_assert(root_path != NULL); > > @@ -1273,9 +1256,6 @@ static void fs_unlinkat_dir(void *obj, void *data, QGuestAllocator *t_alloc) > do_unlinkat(v9p, "/", "02", AT_REMOVEDIR); > /* directory should be gone now */ > g_assert(stat(new_dir, &st) != 0); > - > - g_free(new_dir); > - g_free(root_path); > } > > static void fs_create_file(void *obj, void *data, QGuestAllocator *t_alloc) > @@ -1283,7 +1263,7 @@ static void fs_create_file(void *obj, void *data, QGuestAllocator *t_alloc) > QVirtio9P *v9p = obj; > alloc = t_alloc; > struct stat st; > - char *new_file = virtio_9p_test_path("03/1st_file"); > + g_autofree char *new_file = virtio_9p_test_path("03/1st_file"); > > do_attach(v9p); > do_mkdir(v9p, "/", "03"); > @@ -1293,8 +1273,6 @@ static void fs_create_file(void *obj, void *data, QGuestAllocator *t_alloc) > g_assert(stat(new_file, &st) == 0); > /* ... and is a regular file */ > g_assert((st.st_mode & S_IFMT) == S_IFREG); > - > - g_free(new_file); > } > > static void fs_unlinkat_file(void *obj, void *data, QGuestAllocator *t_alloc) > @@ -1302,7 +1280,7 @@ static void fs_unlinkat_file(void *obj, void *data, QGuestAllocator *t_alloc) > QVirtio9P *v9p = obj; > alloc = t_alloc; > struct stat st; > - char *new_file = virtio_9p_test_path("04/doa_file"); > + g_autofree char *new_file = virtio_9p_test_path("04/doa_file"); > > do_attach(v9p); > do_mkdir(v9p, "/", "04"); > @@ -1316,8 +1294,6 @@ static void fs_unlinkat_file(void *obj, void *data, QGuestAllocator *t_alloc) > do_unlinkat(v9p, "04", "doa_file", 0); > /* file should be gone now */ > g_assert(stat(new_file, &st) != 0); > - > - g_free(new_file); > } > > static void fs_symlink_file(void *obj, void *data, QGuestAllocator *t_alloc) > @@ -1325,8 +1301,8 @@ static void fs_symlink_file(void *obj, void *data, QGuestAllocator *t_alloc) > QVirtio9P *v9p = obj; > alloc = t_alloc; > struct stat st; > - char *real_file = virtio_9p_test_path("05/real_file"); > - char *symlink_file = virtio_9p_test_path("05/symlink_file"); > + g_autofree char *real_file = virtio_9p_test_path("05/real_file"); > + g_autofree char *symlink_file = virtio_9p_test_path("05/symlink_file"); > > do_attach(v9p); > do_mkdir(v9p, "/", "05"); > @@ -1338,9 +1314,6 @@ static void fs_symlink_file(void *obj, void *data, QGuestAllocator *t_alloc) > > /* check if created link exists now */ > g_assert(stat(symlink_file, &st) == 0); > - > - g_free(symlink_file); > - g_free(real_file); > } > > static void fs_unlinkat_symlink(void *obj, void *data, > @@ -1349,8 +1322,8 @@ static void fs_unlinkat_symlink(void *obj, void *data, > QVirtio9P *v9p = obj; > alloc = t_alloc; > struct stat st; > - char *real_file = virtio_9p_test_path("06/real_file"); > - char *symlink_file = virtio_9p_test_path("06/symlink_file"); > + g_autofree char *real_file = virtio_9p_test_path("06/real_file"); > + g_autofree char *symlink_file = virtio_9p_test_path("06/symlink_file"); > > do_attach(v9p); > do_mkdir(v9p, "/", "06"); > @@ -1364,9 +1337,6 @@ static void fs_unlinkat_symlink(void *obj, void *data, > do_unlinkat(v9p, "06", "symlink_file", 0); > /* symlink should be gone now */ > g_assert(stat(symlink_file, &st) != 0); > - > - g_free(symlink_file); > - g_free(real_file); > } > > static void fs_hardlink_file(void *obj, void *data, QGuestAllocator *t_alloc) > @@ -1374,8 +1344,8 @@ static void fs_hardlink_file(void *obj, void *data, QGuestAllocator *t_alloc) > QVirtio9P *v9p = obj; > alloc = t_alloc; > struct stat st_real, st_link; > - char *real_file = virtio_9p_test_path("07/real_file"); > - char *hardlink_file = virtio_9p_test_path("07/hardlink_file"); > + g_autofree char *real_file = virtio_9p_test_path("07/real_file"); > + g_autofree char *hardlink_file = virtio_9p_test_path("07/hardlink_file"); > > do_attach(v9p); > do_mkdir(v9p, "/", "07"); > @@ -1391,9 +1361,6 @@ static void fs_hardlink_file(void *obj, void *data, QGuestAllocator *t_alloc) > g_assert((st_link.st_mode & S_IFMT) == S_IFREG); > g_assert(st_link.st_dev == st_real.st_dev); > g_assert(st_link.st_ino == st_real.st_ino); > - > - g_free(hardlink_file); > - g_free(real_file); > } > > static void fs_unlinkat_hardlink(void *obj, void *data, > @@ -1402,8 +1369,8 @@ static void fs_unlinkat_hardlink(void *obj, void *data, > QVirtio9P *v9p = obj; > alloc = t_alloc; > struct stat st_real, st_link; > - char *real_file = virtio_9p_test_path("08/real_file"); > - char *hardlink_file = virtio_9p_test_path("08/hardlink_file"); > + g_autofree char *real_file = virtio_9p_test_path("08/real_file"); > + g_autofree char *hardlink_file = virtio_9p_test_path("08/hardlink_file"); > > do_attach(v9p); > do_mkdir(v9p, "/", "08"); > @@ -1419,9 +1386,6 @@ static void fs_unlinkat_hardlink(void *obj, void *data, > g_assert(stat(hardlink_file, &st_link) != 0); > /* and old file should still exist */ > g_assert(stat(real_file, &st_real) == 0); > - > - g_free(hardlink_file); > - g_free(real_file); > } > > static void *assign_9p_local_driver(GString *cmd_line, void *arg)
On Dienstag, 16. November 2021 19:12:21 CET Greg Kurz wrote: > On Tue, 16 Nov 2021 17:40:08 +0100 > > Christian Schoenebeck <qemu_oss@crudebyte.com> wrote: > > Signed-off-by: Christian Schoenebeck <qemu_oss@crudebyte.com> > > --- > > Since g_autofree is scope based, I guess you could also convert this > snippet, that appears twice in the file BTW : > > for (int i = 0; i < QTEST_V9FS_SYNTH_READDIR_NFILES; ++i) { > char *name = g_strdup_printf(QTEST_V9FS_SYNTH_READDIR_FILE, i); > g_assert_cmpint(fs_dirents_contain_name(entries, name), ==, true); > g_free(name); > } > > No big deal. Ah, that slipped through as I was misreading it as an array free. If you don't mind I just add this on my end without sending a v2, it is trivial enough I think. > Reviewed-by: Greg Kurz <groug@kaod.org> Thanks! > > tests/qtest/virtio-9p-test.c | 86 +++++++++++------------------------- > > 1 file changed, 25 insertions(+), 61 deletions(-) > > > > diff --git a/tests/qtest/virtio-9p-test.c b/tests/qtest/virtio-9p-test.c > > index 41fed41de1..11861aaf7d 100644 > > --- a/tests/qtest/virtio-9p-test.c > > +++ b/tests/qtest/virtio-9p-test.c > > @@ -84,7 +84,7 @@ static void pci_config(void *obj, void *data, > > QGuestAllocator *t_alloc)> > > QVirtio9P *v9p = obj; > > alloc = t_alloc; > > size_t tag_len = qvirtio_config_readw(v9p->vdev, 0); > > > > - char *tag; > > + g_autofree char *tag = NULL; > > > > int i; > > > > g_assert_cmpint(tag_len, ==, strlen(MOUNT_TAG)); > > > > @@ -94,7 +94,6 @@ static void pci_config(void *obj, void *data, > > QGuestAllocator *t_alloc)> > > tag[i] = qvirtio_config_readb(v9p->vdev, i + 2); > > > > } > > g_assert_cmpmem(tag, tag_len, MOUNT_TAG, tag_len); > > > > - g_free(tag); > > > > } > > > > #define P9_MAX_SIZE 4096 /* Max size of a T-message or R-message */ > > > > @@ -580,7 +579,7 @@ static void do_version(QVirtio9P *v9p) > > > > { > > > > const char *version = "9P2000.L"; > > uint16_t server_len; > > > > - char *server_version; > > + g_autofree char *server_version = NULL; > > > > P9Req *req; > > > > req = v9fs_tversion(v9p, P9_MAX_SIZE, version, P9_NOTAG); > > > > @@ -588,8 +587,6 @@ static void do_version(QVirtio9P *v9p) > > > > v9fs_rversion(req, &server_len, &server_version); > > > > g_assert_cmpmem(server_version, server_len, version, > > strlen(version)); > > > > - > > - g_free(server_version); > > > > } > > > > /* utility function: walk to requested dir and return fid for that dir */ > > > > @@ -637,7 +634,7 @@ static void fs_walk(void *obj, void *data, > > QGuestAllocator *t_alloc)> > > alloc = t_alloc; > > char *wnames[P9_MAXWELEM]; > > uint16_t nwqid; > > > > - v9fs_qid *wqid; > > + g_autofree v9fs_qid *wqid = NULL; > > > > int i; > > P9Req *req; > > > > @@ -655,8 +652,6 @@ static void fs_walk(void *obj, void *data, > > QGuestAllocator *t_alloc)> > > for (i = 0; i < P9_MAXWELEM; i++) { > > > > g_free(wnames[i]); > > > > } > > > > - > > - g_free(wqid); > > > > } > > > > static bool fs_dirents_contain_name(struct V9fsDirent *e, const char* > > name) > > > > @@ -984,7 +979,8 @@ static void fs_walk_dotdot(void *obj, void *data, > > QGuestAllocator *t_alloc)> > > QVirtio9P *v9p = obj; > > alloc = t_alloc; > > char *const wnames[] = { g_strdup("..") }; > > > > - v9fs_qid root_qid, *wqid; > > + v9fs_qid root_qid; > > + g_autofree v9fs_qid *wqid = NULL; > > > > P9Req *req; > > > > do_version(v9p); > > > > @@ -998,7 +994,6 @@ static void fs_walk_dotdot(void *obj, void *data, > > QGuestAllocator *t_alloc)> > > g_assert_cmpmem(&root_qid, 13, wqid[0], 13); > > > > - g_free(wqid); > > > > g_free(wnames[0]); > > > > } > > > > @@ -1027,7 +1022,7 @@ static void fs_write(void *obj, void *data, > > QGuestAllocator *t_alloc)> > > alloc = t_alloc; > > static const uint32_t write_count = P9_MAX_SIZE / 2; > > char *const wnames[] = { g_strdup(QTEST_V9FS_SYNTH_WRITE_FILE) }; > > > > - char *buf = g_malloc0(write_count); > > + g_autofree char *buf = g_malloc0(write_count); > > > > uint32_t count; > > P9Req *req; > > > > @@ -1045,7 +1040,6 @@ static void fs_write(void *obj, void *data, > > QGuestAllocator *t_alloc)> > > v9fs_rwrite(req, &count); > > g_assert_cmpint(count, ==, write_count); > > > > - g_free(buf); > > > > g_free(wnames[0]); > > > > } > > > > @@ -1125,7 +1119,7 @@ static void fs_flush_ignored(void *obj, void *data, > > QGuestAllocator *t_alloc)> > > static void do_mkdir(QVirtio9P *v9p, const char *path, const char *cname) > > { > > > > - char *const name = g_strdup(cname); > > + g_autofree char *name = g_strdup(cname); > > > > uint32_t fid; > > P9Req *req; > > > > @@ -1134,15 +1128,13 @@ static void do_mkdir(QVirtio9P *v9p, const char > > *path, const char *cname)> > > req = v9fs_tmkdir(v9p, fid, name, 0750, 0, 0); > > v9fs_req_wait_for_reply(req, NULL); > > v9fs_rmkdir(req, NULL); > > > > - > > - g_free(name); > > > > } > > > > /* create a regular file with Tlcreate and return file's fid */ > > static uint32_t do_lcreate(QVirtio9P *v9p, const char *path, > > > > const char *cname) > > > > { > > > > - char *const name = g_strdup(cname); > > + g_autofree char *name = g_strdup(cname); > > > > uint32_t fid; > > P9Req *req; > > > > @@ -1152,7 +1144,6 @@ static uint32_t do_lcreate(QVirtio9P *v9p, const > > char *path,> > > v9fs_req_wait_for_reply(req, NULL); > > v9fs_rlcreate(req, NULL, NULL); > > > > - g_free(name); > > > > return fid; > > > > } > > > > @@ -1160,8 +1151,8 @@ static uint32_t do_lcreate(QVirtio9P *v9p, const > > char *path,> > > static void do_symlink(QVirtio9P *v9p, const char *path, const char > > *clink, > > > > const char *to) > > > > { > > > > - char *const name = g_strdup(clink); > > - char *const dst = g_strdup(to); > > + g_autofree char *name = g_strdup(clink); > > + g_autofree char *dst = g_strdup(to); > > > > uint32_t fid; > > P9Req *req; > > > > @@ -1170,9 +1161,6 @@ static void do_symlink(QVirtio9P *v9p, const char > > *path, const char *clink,> > > req = v9fs_tsymlink(v9p, fid, name, dst, 0, 0); > > v9fs_req_wait_for_reply(req, NULL); > > v9fs_rsymlink(req, NULL); > > > > - > > - g_free(dst); > > - g_free(name); > > > > } > > > > /* create a hard link named @a clink in directory @a path pointing to @a > > to */> > > @@ -1193,7 +1181,7 @@ static void do_hardlink(QVirtio9P *v9p, const char > > *path, const char *clink,> > > static void do_unlinkat(QVirtio9P *v9p, const char *atpath, const char > > *rpath,> > > uint32_t flags) > > > > { > > > > - char *const name = g_strdup(rpath); > > + g_autofree char *name = g_strdup(rpath); > > > > uint32_t fid; > > P9Req *req; > > > > @@ -1202,8 +1190,6 @@ static void do_unlinkat(QVirtio9P *v9p, const char > > *atpath, const char *rpath,> > > req = v9fs_tunlinkat(v9p, fid, name, flags, 0); > > v9fs_req_wait_for_reply(req, NULL); > > v9fs_runlinkat(req); > > > > - > > - g_free(name); > > > > } > > > > static void fs_readdir_split_128(void *obj, void *data, > > > > @@ -1235,8 +1221,8 @@ static void fs_create_dir(void *obj, void *data, > > QGuestAllocator *t_alloc)> > > QVirtio9P *v9p = obj; > > alloc = t_alloc; > > struct stat st; > > > > - char *root_path = virtio_9p_test_path(""); > > - char *new_dir = virtio_9p_test_path("01"); > > + g_autofree char *root_path = virtio_9p_test_path(""); > > + g_autofree char *new_dir = virtio_9p_test_path("01"); > > > > g_assert(root_path != NULL); > > > > @@ -1247,9 +1233,6 @@ static void fs_create_dir(void *obj, void *data, > > QGuestAllocator *t_alloc)> > > g_assert(stat(new_dir, &st) == 0); > > /* ... and is actually a directory */ > > g_assert((st.st_mode & S_IFMT) == S_IFDIR); > > > > - > > - g_free(new_dir); > > - g_free(root_path); > > > > } > > > > static void fs_unlinkat_dir(void *obj, void *data, QGuestAllocator > > *t_alloc)> > > @@ -1257,8 +1240,8 @@ static void fs_unlinkat_dir(void *obj, void *data, > > QGuestAllocator *t_alloc)> > > QVirtio9P *v9p = obj; > > alloc = t_alloc; > > struct stat st; > > > > - char *root_path = virtio_9p_test_path(""); > > - char *new_dir = virtio_9p_test_path("02"); > > + g_autofree char *root_path = virtio_9p_test_path(""); > > + g_autofree char *new_dir = virtio_9p_test_path("02"); > > > > g_assert(root_path != NULL); > > > > @@ -1273,9 +1256,6 @@ static void fs_unlinkat_dir(void *obj, void *data, > > QGuestAllocator *t_alloc)> > > do_unlinkat(v9p, "/", "02", AT_REMOVEDIR); > > /* directory should be gone now */ > > g_assert(stat(new_dir, &st) != 0); > > > > - > > - g_free(new_dir); > > - g_free(root_path); > > > > } > > > > static void fs_create_file(void *obj, void *data, QGuestAllocator > > *t_alloc) > > > > @@ -1283,7 +1263,7 @@ static void fs_create_file(void *obj, void *data, > > QGuestAllocator *t_alloc)> > > QVirtio9P *v9p = obj; > > alloc = t_alloc; > > struct stat st; > > > > - char *new_file = virtio_9p_test_path("03/1st_file"); > > + g_autofree char *new_file = virtio_9p_test_path("03/1st_file"); > > > > do_attach(v9p); > > do_mkdir(v9p, "/", "03"); > > > > @@ -1293,8 +1273,6 @@ static void fs_create_file(void *obj, void *data, > > QGuestAllocator *t_alloc)> > > g_assert(stat(new_file, &st) == 0); > > /* ... and is a regular file */ > > g_assert((st.st_mode & S_IFMT) == S_IFREG); > > > > - > > - g_free(new_file); > > > > } > > > > static void fs_unlinkat_file(void *obj, void *data, QGuestAllocator > > *t_alloc)> > > @@ -1302,7 +1280,7 @@ static void fs_unlinkat_file(void *obj, void *data, > > QGuestAllocator *t_alloc)> > > QVirtio9P *v9p = obj; > > alloc = t_alloc; > > struct stat st; > > > > - char *new_file = virtio_9p_test_path("04/doa_file"); > > + g_autofree char *new_file = virtio_9p_test_path("04/doa_file"); > > > > do_attach(v9p); > > do_mkdir(v9p, "/", "04"); > > > > @@ -1316,8 +1294,6 @@ static void fs_unlinkat_file(void *obj, void *data, > > QGuestAllocator *t_alloc)> > > do_unlinkat(v9p, "04", "doa_file", 0); > > /* file should be gone now */ > > g_assert(stat(new_file, &st) != 0); > > > > - > > - g_free(new_file); > > > > } > > > > static void fs_symlink_file(void *obj, void *data, QGuestAllocator > > *t_alloc)> > > @@ -1325,8 +1301,8 @@ static void fs_symlink_file(void *obj, void *data, > > QGuestAllocator *t_alloc)> > > QVirtio9P *v9p = obj; > > alloc = t_alloc; > > struct stat st; > > > > - char *real_file = virtio_9p_test_path("05/real_file"); > > - char *symlink_file = virtio_9p_test_path("05/symlink_file"); > > + g_autofree char *real_file = virtio_9p_test_path("05/real_file"); > > + g_autofree char *symlink_file = > > virtio_9p_test_path("05/symlink_file");> > > do_attach(v9p); > > do_mkdir(v9p, "/", "05"); > > > > @@ -1338,9 +1314,6 @@ static void fs_symlink_file(void *obj, void *data, > > QGuestAllocator *t_alloc)> > > /* check if created link exists now */ > > g_assert(stat(symlink_file, &st) == 0); > > > > - > > - g_free(symlink_file); > > - g_free(real_file); > > > > } > > > > static void fs_unlinkat_symlink(void *obj, void *data, > > > > @@ -1349,8 +1322,8 @@ static void fs_unlinkat_symlink(void *obj, void > > *data,> > > QVirtio9P *v9p = obj; > > alloc = t_alloc; > > struct stat st; > > > > - char *real_file = virtio_9p_test_path("06/real_file"); > > - char *symlink_file = virtio_9p_test_path("06/symlink_file"); > > + g_autofree char *real_file = virtio_9p_test_path("06/real_file"); > > + g_autofree char *symlink_file = > > virtio_9p_test_path("06/symlink_file");> > > do_attach(v9p); > > do_mkdir(v9p, "/", "06"); > > > > @@ -1364,9 +1337,6 @@ static void fs_unlinkat_symlink(void *obj, void > > *data,> > > do_unlinkat(v9p, "06", "symlink_file", 0); > > /* symlink should be gone now */ > > g_assert(stat(symlink_file, &st) != 0); > > > > - > > - g_free(symlink_file); > > - g_free(real_file); > > > > } > > > > static void fs_hardlink_file(void *obj, void *data, QGuestAllocator > > *t_alloc)> > > @@ -1374,8 +1344,8 @@ static void fs_hardlink_file(void *obj, void *data, > > QGuestAllocator *t_alloc)> > > QVirtio9P *v9p = obj; > > alloc = t_alloc; > > struct stat st_real, st_link; > > > > - char *real_file = virtio_9p_test_path("07/real_file"); > > - char *hardlink_file = virtio_9p_test_path("07/hardlink_file"); > > + g_autofree char *real_file = virtio_9p_test_path("07/real_file"); > > + g_autofree char *hardlink_file = > > virtio_9p_test_path("07/hardlink_file");> > > do_attach(v9p); > > do_mkdir(v9p, "/", "07"); > > > > @@ -1391,9 +1361,6 @@ static void fs_hardlink_file(void *obj, void *data, > > QGuestAllocator *t_alloc)> > > g_assert((st_link.st_mode & S_IFMT) == S_IFREG); > > g_assert(st_link.st_dev == st_real.st_dev); > > g_assert(st_link.st_ino == st_real.st_ino); > > > > - > > - g_free(hardlink_file); > > - g_free(real_file); > > > > } > > > > static void fs_unlinkat_hardlink(void *obj, void *data, > > > > @@ -1402,8 +1369,8 @@ static void fs_unlinkat_hardlink(void *obj, void > > *data,> > > QVirtio9P *v9p = obj; > > alloc = t_alloc; > > struct stat st_real, st_link; > > > > - char *real_file = virtio_9p_test_path("08/real_file"); > > - char *hardlink_file = virtio_9p_test_path("08/hardlink_file"); > > + g_autofree char *real_file = virtio_9p_test_path("08/real_file"); > > + g_autofree char *hardlink_file = > > virtio_9p_test_path("08/hardlink_file");> > > do_attach(v9p); > > do_mkdir(v9p, "/", "08"); > > > > @@ -1419,9 +1386,6 @@ static void fs_unlinkat_hardlink(void *obj, void > > *data,> > > g_assert(stat(hardlink_file, &st_link) != 0); > > /* and old file should still exist */ > > g_assert(stat(real_file, &st_real) == 0); > > > > - > > - g_free(hardlink_file); > > - g_free(real_file); > > > > } > > > > static void *assign_9p_local_driver(GString *cmd_line, void *arg)
On Tue, 16 Nov 2021 20:59:32 +0100 Christian Schoenebeck <qemu_oss@crudebyte.com> wrote: > On Dienstag, 16. November 2021 19:12:21 CET Greg Kurz wrote: > > On Tue, 16 Nov 2021 17:40:08 +0100 > > > > Christian Schoenebeck <qemu_oss@crudebyte.com> wrote: > > > Signed-off-by: Christian Schoenebeck <qemu_oss@crudebyte.com> > > > --- > > > > Since g_autofree is scope based, I guess you could also convert this > > snippet, that appears twice in the file BTW : > > > > for (int i = 0; i < QTEST_V9FS_SYNTH_READDIR_NFILES; ++i) { > > char *name = g_strdup_printf(QTEST_V9FS_SYNTH_READDIR_FILE, i); > > g_assert_cmpint(fs_dirents_contain_name(entries, name), ==, true); > > g_free(name); > > } > > > > No big deal. > > Ah, that slipped through as I was misreading it as an array free. > > If you don't mind I just add this on my end without sending a v2, it is > trivial enough I think. > Sure ! And keep the R-b of course :-) Cheers, -- Greg > > Reviewed-by: Greg Kurz <groug@kaod.org> > > Thanks! > > > > tests/qtest/virtio-9p-test.c | 86 +++++++++++------------------------- > > > 1 file changed, 25 insertions(+), 61 deletions(-) > > > > > > diff --git a/tests/qtest/virtio-9p-test.c b/tests/qtest/virtio-9p-test.c > > > index 41fed41de1..11861aaf7d 100644 > > > --- a/tests/qtest/virtio-9p-test.c > > > +++ b/tests/qtest/virtio-9p-test.c > > > @@ -84,7 +84,7 @@ static void pci_config(void *obj, void *data, > > > QGuestAllocator *t_alloc)> > > > QVirtio9P *v9p = obj; > > > alloc = t_alloc; > > > size_t tag_len = qvirtio_config_readw(v9p->vdev, 0); > > > > > > - char *tag; > > > + g_autofree char *tag = NULL; > > > > > > int i; > > > > > > g_assert_cmpint(tag_len, ==, strlen(MOUNT_TAG)); > > > > > > @@ -94,7 +94,6 @@ static void pci_config(void *obj, void *data, > > > QGuestAllocator *t_alloc)> > > > tag[i] = qvirtio_config_readb(v9p->vdev, i + 2); > > > > > > } > > > g_assert_cmpmem(tag, tag_len, MOUNT_TAG, tag_len); > > > > > > - g_free(tag); > > > > > > } > > > > > > #define P9_MAX_SIZE 4096 /* Max size of a T-message or R-message */ > > > > > > @@ -580,7 +579,7 @@ static void do_version(QVirtio9P *v9p) > > > > > > { > > > > > > const char *version = "9P2000.L"; > > > uint16_t server_len; > > > > > > - char *server_version; > > > + g_autofree char *server_version = NULL; > > > > > > P9Req *req; > > > > > > req = v9fs_tversion(v9p, P9_MAX_SIZE, version, P9_NOTAG); > > > > > > @@ -588,8 +587,6 @@ static void do_version(QVirtio9P *v9p) > > > > > > v9fs_rversion(req, &server_len, &server_version); > > > > > > g_assert_cmpmem(server_version, server_len, version, > > > strlen(version)); > > > > > > - > > > - g_free(server_version); > > > > > > } > > > > > > /* utility function: walk to requested dir and return fid for that dir */ > > > > > > @@ -637,7 +634,7 @@ static void fs_walk(void *obj, void *data, > > > QGuestAllocator *t_alloc)> > > > alloc = t_alloc; > > > char *wnames[P9_MAXWELEM]; > > > uint16_t nwqid; > > > > > > - v9fs_qid *wqid; > > > + g_autofree v9fs_qid *wqid = NULL; > > > > > > int i; > > > P9Req *req; > > > > > > @@ -655,8 +652,6 @@ static void fs_walk(void *obj, void *data, > > > QGuestAllocator *t_alloc)> > > > for (i = 0; i < P9_MAXWELEM; i++) { > > > > > > g_free(wnames[i]); > > > > > > } > > > > > > - > > > - g_free(wqid); > > > > > > } > > > > > > static bool fs_dirents_contain_name(struct V9fsDirent *e, const char* > > > name) > > > > > > @@ -984,7 +979,8 @@ static void fs_walk_dotdot(void *obj, void *data, > > > QGuestAllocator *t_alloc)> > > > QVirtio9P *v9p = obj; > > > alloc = t_alloc; > > > char *const wnames[] = { g_strdup("..") }; > > > > > > - v9fs_qid root_qid, *wqid; > > > + v9fs_qid root_qid; > > > + g_autofree v9fs_qid *wqid = NULL; > > > > > > P9Req *req; > > > > > > do_version(v9p); > > > > > > @@ -998,7 +994,6 @@ static void fs_walk_dotdot(void *obj, void *data, > > > QGuestAllocator *t_alloc)> > > > g_assert_cmpmem(&root_qid, 13, wqid[0], 13); > > > > > > - g_free(wqid); > > > > > > g_free(wnames[0]); > > > > > > } > > > > > > @@ -1027,7 +1022,7 @@ static void fs_write(void *obj, void *data, > > > QGuestAllocator *t_alloc)> > > > alloc = t_alloc; > > > static const uint32_t write_count = P9_MAX_SIZE / 2; > > > char *const wnames[] = { g_strdup(QTEST_V9FS_SYNTH_WRITE_FILE) }; > > > > > > - char *buf = g_malloc0(write_count); > > > + g_autofree char *buf = g_malloc0(write_count); > > > > > > uint32_t count; > > > P9Req *req; > > > > > > @@ -1045,7 +1040,6 @@ static void fs_write(void *obj, void *data, > > > QGuestAllocator *t_alloc)> > > > v9fs_rwrite(req, &count); > > > g_assert_cmpint(count, ==, write_count); > > > > > > - g_free(buf); > > > > > > g_free(wnames[0]); > > > > > > } > > > > > > @@ -1125,7 +1119,7 @@ static void fs_flush_ignored(void *obj, void *data, > > > QGuestAllocator *t_alloc)> > > > static void do_mkdir(QVirtio9P *v9p, const char *path, const char *cname) > > > { > > > > > > - char *const name = g_strdup(cname); > > > + g_autofree char *name = g_strdup(cname); > > > > > > uint32_t fid; > > > P9Req *req; > > > > > > @@ -1134,15 +1128,13 @@ static void do_mkdir(QVirtio9P *v9p, const char > > > *path, const char *cname)> > > > req = v9fs_tmkdir(v9p, fid, name, 0750, 0, 0); > > > v9fs_req_wait_for_reply(req, NULL); > > > v9fs_rmkdir(req, NULL); > > > > > > - > > > - g_free(name); > > > > > > } > > > > > > /* create a regular file with Tlcreate and return file's fid */ > > > static uint32_t do_lcreate(QVirtio9P *v9p, const char *path, > > > > > > const char *cname) > > > > > > { > > > > > > - char *const name = g_strdup(cname); > > > + g_autofree char *name = g_strdup(cname); > > > > > > uint32_t fid; > > > P9Req *req; > > > > > > @@ -1152,7 +1144,6 @@ static uint32_t do_lcreate(QVirtio9P *v9p, const > > > char *path,> > > > v9fs_req_wait_for_reply(req, NULL); > > > v9fs_rlcreate(req, NULL, NULL); > > > > > > - g_free(name); > > > > > > return fid; > > > > > > } > > > > > > @@ -1160,8 +1151,8 @@ static uint32_t do_lcreate(QVirtio9P *v9p, const > > > char *path,> > > > static void do_symlink(QVirtio9P *v9p, const char *path, const char > > > *clink, > > > > > > const char *to) > > > > > > { > > > > > > - char *const name = g_strdup(clink); > > > - char *const dst = g_strdup(to); > > > + g_autofree char *name = g_strdup(clink); > > > + g_autofree char *dst = g_strdup(to); > > > > > > uint32_t fid; > > > P9Req *req; > > > > > > @@ -1170,9 +1161,6 @@ static void do_symlink(QVirtio9P *v9p, const char > > > *path, const char *clink,> > > > req = v9fs_tsymlink(v9p, fid, name, dst, 0, 0); > > > v9fs_req_wait_for_reply(req, NULL); > > > v9fs_rsymlink(req, NULL); > > > > > > - > > > - g_free(dst); > > > - g_free(name); > > > > > > } > > > > > > /* create a hard link named @a clink in directory @a path pointing to @a > > > to */> > > > @@ -1193,7 +1181,7 @@ static void do_hardlink(QVirtio9P *v9p, const char > > > *path, const char *clink,> > > > static void do_unlinkat(QVirtio9P *v9p, const char *atpath, const char > > > *rpath,> > > > uint32_t flags) > > > > > > { > > > > > > - char *const name = g_strdup(rpath); > > > + g_autofree char *name = g_strdup(rpath); > > > > > > uint32_t fid; > > > P9Req *req; > > > > > > @@ -1202,8 +1190,6 @@ static void do_unlinkat(QVirtio9P *v9p, const char > > > *atpath, const char *rpath,> > > > req = v9fs_tunlinkat(v9p, fid, name, flags, 0); > > > v9fs_req_wait_for_reply(req, NULL); > > > v9fs_runlinkat(req); > > > > > > - > > > - g_free(name); > > > > > > } > > > > > > static void fs_readdir_split_128(void *obj, void *data, > > > > > > @@ -1235,8 +1221,8 @@ static void fs_create_dir(void *obj, void *data, > > > QGuestAllocator *t_alloc)> > > > QVirtio9P *v9p = obj; > > > alloc = t_alloc; > > > struct stat st; > > > > > > - char *root_path = virtio_9p_test_path(""); > > > - char *new_dir = virtio_9p_test_path("01"); > > > + g_autofree char *root_path = virtio_9p_test_path(""); > > > + g_autofree char *new_dir = virtio_9p_test_path("01"); > > > > > > g_assert(root_path != NULL); > > > > > > @@ -1247,9 +1233,6 @@ static void fs_create_dir(void *obj, void *data, > > > QGuestAllocator *t_alloc)> > > > g_assert(stat(new_dir, &st) == 0); > > > /* ... and is actually a directory */ > > > g_assert((st.st_mode & S_IFMT) == S_IFDIR); > > > > > > - > > > - g_free(new_dir); > > > - g_free(root_path); > > > > > > } > > > > > > static void fs_unlinkat_dir(void *obj, void *data, QGuestAllocator > > > *t_alloc)> > > > @@ -1257,8 +1240,8 @@ static void fs_unlinkat_dir(void *obj, void *data, > > > QGuestAllocator *t_alloc)> > > > QVirtio9P *v9p = obj; > > > alloc = t_alloc; > > > struct stat st; > > > > > > - char *root_path = virtio_9p_test_path(""); > > > - char *new_dir = virtio_9p_test_path("02"); > > > + g_autofree char *root_path = virtio_9p_test_path(""); > > > + g_autofree char *new_dir = virtio_9p_test_path("02"); > > > > > > g_assert(root_path != NULL); > > > > > > @@ -1273,9 +1256,6 @@ static void fs_unlinkat_dir(void *obj, void *data, > > > QGuestAllocator *t_alloc)> > > > do_unlinkat(v9p, "/", "02", AT_REMOVEDIR); > > > /* directory should be gone now */ > > > g_assert(stat(new_dir, &st) != 0); > > > > > > - > > > - g_free(new_dir); > > > - g_free(root_path); > > > > > > } > > > > > > static void fs_create_file(void *obj, void *data, QGuestAllocator > > > *t_alloc) > > > > > > @@ -1283,7 +1263,7 @@ static void fs_create_file(void *obj, void *data, > > > QGuestAllocator *t_alloc)> > > > QVirtio9P *v9p = obj; > > > alloc = t_alloc; > > > struct stat st; > > > > > > - char *new_file = virtio_9p_test_path("03/1st_file"); > > > + g_autofree char *new_file = virtio_9p_test_path("03/1st_file"); > > > > > > do_attach(v9p); > > > do_mkdir(v9p, "/", "03"); > > > > > > @@ -1293,8 +1273,6 @@ static void fs_create_file(void *obj, void *data, > > > QGuestAllocator *t_alloc)> > > > g_assert(stat(new_file, &st) == 0); > > > /* ... and is a regular file */ > > > g_assert((st.st_mode & S_IFMT) == S_IFREG); > > > > > > - > > > - g_free(new_file); > > > > > > } > > > > > > static void fs_unlinkat_file(void *obj, void *data, QGuestAllocator > > > *t_alloc)> > > > @@ -1302,7 +1280,7 @@ static void fs_unlinkat_file(void *obj, void *data, > > > QGuestAllocator *t_alloc)> > > > QVirtio9P *v9p = obj; > > > alloc = t_alloc; > > > struct stat st; > > > > > > - char *new_file = virtio_9p_test_path("04/doa_file"); > > > + g_autofree char *new_file = virtio_9p_test_path("04/doa_file"); > > > > > > do_attach(v9p); > > > do_mkdir(v9p, "/", "04"); > > > > > > @@ -1316,8 +1294,6 @@ static void fs_unlinkat_file(void *obj, void *data, > > > QGuestAllocator *t_alloc)> > > > do_unlinkat(v9p, "04", "doa_file", 0); > > > /* file should be gone now */ > > > g_assert(stat(new_file, &st) != 0); > > > > > > - > > > - g_free(new_file); > > > > > > } > > > > > > static void fs_symlink_file(void *obj, void *data, QGuestAllocator > > > *t_alloc)> > > > @@ -1325,8 +1301,8 @@ static void fs_symlink_file(void *obj, void *data, > > > QGuestAllocator *t_alloc)> > > > QVirtio9P *v9p = obj; > > > alloc = t_alloc; > > > struct stat st; > > > > > > - char *real_file = virtio_9p_test_path("05/real_file"); > > > - char *symlink_file = virtio_9p_test_path("05/symlink_file"); > > > + g_autofree char *real_file = virtio_9p_test_path("05/real_file"); > > > + g_autofree char *symlink_file = > > > virtio_9p_test_path("05/symlink_file");> > > > do_attach(v9p); > > > do_mkdir(v9p, "/", "05"); > > > > > > @@ -1338,9 +1314,6 @@ static void fs_symlink_file(void *obj, void *data, > > > QGuestAllocator *t_alloc)> > > > /* check if created link exists now */ > > > g_assert(stat(symlink_file, &st) == 0); > > > > > > - > > > - g_free(symlink_file); > > > - g_free(real_file); > > > > > > } > > > > > > static void fs_unlinkat_symlink(void *obj, void *data, > > > > > > @@ -1349,8 +1322,8 @@ static void fs_unlinkat_symlink(void *obj, void > > > *data,> > > > QVirtio9P *v9p = obj; > > > alloc = t_alloc; > > > struct stat st; > > > > > > - char *real_file = virtio_9p_test_path("06/real_file"); > > > - char *symlink_file = virtio_9p_test_path("06/symlink_file"); > > > + g_autofree char *real_file = virtio_9p_test_path("06/real_file"); > > > + g_autofree char *symlink_file = > > > virtio_9p_test_path("06/symlink_file");> > > > do_attach(v9p); > > > do_mkdir(v9p, "/", "06"); > > > > > > @@ -1364,9 +1337,6 @@ static void fs_unlinkat_symlink(void *obj, void > > > *data,> > > > do_unlinkat(v9p, "06", "symlink_file", 0); > > > /* symlink should be gone now */ > > > g_assert(stat(symlink_file, &st) != 0); > > > > > > - > > > - g_free(symlink_file); > > > - g_free(real_file); > > > > > > } > > > > > > static void fs_hardlink_file(void *obj, void *data, QGuestAllocator > > > *t_alloc)> > > > @@ -1374,8 +1344,8 @@ static void fs_hardlink_file(void *obj, void *data, > > > QGuestAllocator *t_alloc)> > > > QVirtio9P *v9p = obj; > > > alloc = t_alloc; > > > struct stat st_real, st_link; > > > > > > - char *real_file = virtio_9p_test_path("07/real_file"); > > > - char *hardlink_file = virtio_9p_test_path("07/hardlink_file"); > > > + g_autofree char *real_file = virtio_9p_test_path("07/real_file"); > > > + g_autofree char *hardlink_file = > > > virtio_9p_test_path("07/hardlink_file");> > > > do_attach(v9p); > > > do_mkdir(v9p, "/", "07"); > > > > > > @@ -1391,9 +1361,6 @@ static void fs_hardlink_file(void *obj, void *data, > > > QGuestAllocator *t_alloc)> > > > g_assert((st_link.st_mode & S_IFMT) == S_IFREG); > > > g_assert(st_link.st_dev == st_real.st_dev); > > > g_assert(st_link.st_ino == st_real.st_ino); > > > > > > - > > > - g_free(hardlink_file); > > > - g_free(real_file); > > > > > > } > > > > > > static void fs_unlinkat_hardlink(void *obj, void *data, > > > > > > @@ -1402,8 +1369,8 @@ static void fs_unlinkat_hardlink(void *obj, void > > > *data,> > > > QVirtio9P *v9p = obj; > > > alloc = t_alloc; > > > struct stat st_real, st_link; > > > > > > - char *real_file = virtio_9p_test_path("08/real_file"); > > > - char *hardlink_file = virtio_9p_test_path("08/hardlink_file"); > > > + g_autofree char *real_file = virtio_9p_test_path("08/real_file"); > > > + g_autofree char *hardlink_file = > > > virtio_9p_test_path("08/hardlink_file");> > > > do_attach(v9p); > > > do_mkdir(v9p, "/", "08"); > > > > > > @@ -1419,9 +1386,6 @@ static void fs_unlinkat_hardlink(void *obj, void > > > *data,> > > > g_assert(stat(hardlink_file, &st_link) != 0); > > > /* and old file should still exist */ > > > g_assert(stat(real_file, &st_real) == 0); > > > > > > - > > > - g_free(hardlink_file); > > > - g_free(real_file); > > > > > > } > > > > > > static void *assign_9p_local_driver(GString *cmd_line, void *arg) > >
On Dienstag, 16. November 2021 17:40:08 CET Christian Schoenebeck wrote: > Signed-off-by: Christian Schoenebeck <qemu_oss@crudebyte.com> > --- > tests/qtest/virtio-9p-test.c | 86 +++++++++++------------------------- > 1 file changed, 25 insertions(+), 61 deletions(-) > > diff --git a/tests/qtest/virtio-9p-test.c b/tests/qtest/virtio-9p-test.c > index 41fed41de1..11861aaf7d 100644 Queued on 9p.next, along with Greg's suggested additional hunk: https://github.com/cschoenebeck/qemu/commits/9p.next Thanks! Best regards, Christian Schoenebeck
diff --git a/tests/qtest/virtio-9p-test.c b/tests/qtest/virtio-9p-test.c index 41fed41de1..11861aaf7d 100644 --- a/tests/qtest/virtio-9p-test.c +++ b/tests/qtest/virtio-9p-test.c @@ -84,7 +84,7 @@ static void pci_config(void *obj, void *data, QGuestAllocator *t_alloc) QVirtio9P *v9p = obj; alloc = t_alloc; size_t tag_len = qvirtio_config_readw(v9p->vdev, 0); - char *tag; + g_autofree char *tag = NULL; int i; g_assert_cmpint(tag_len, ==, strlen(MOUNT_TAG)); @@ -94,7 +94,6 @@ static void pci_config(void *obj, void *data, QGuestAllocator *t_alloc) tag[i] = qvirtio_config_readb(v9p->vdev, i + 2); } g_assert_cmpmem(tag, tag_len, MOUNT_TAG, tag_len); - g_free(tag); } #define P9_MAX_SIZE 4096 /* Max size of a T-message or R-message */ @@ -580,7 +579,7 @@ static void do_version(QVirtio9P *v9p) { const char *version = "9P2000.L"; uint16_t server_len; - char *server_version; + g_autofree char *server_version = NULL; P9Req *req; req = v9fs_tversion(v9p, P9_MAX_SIZE, version, P9_NOTAG); @@ -588,8 +587,6 @@ static void do_version(QVirtio9P *v9p) v9fs_rversion(req, &server_len, &server_version); g_assert_cmpmem(server_version, server_len, version, strlen(version)); - - g_free(server_version); } /* utility function: walk to requested dir and return fid for that dir */ @@ -637,7 +634,7 @@ static void fs_walk(void *obj, void *data, QGuestAllocator *t_alloc) alloc = t_alloc; char *wnames[P9_MAXWELEM]; uint16_t nwqid; - v9fs_qid *wqid; + g_autofree v9fs_qid *wqid = NULL; int i; P9Req *req; @@ -655,8 +652,6 @@ static void fs_walk(void *obj, void *data, QGuestAllocator *t_alloc) for (i = 0; i < P9_MAXWELEM; i++) { g_free(wnames[i]); } - - g_free(wqid); } static bool fs_dirents_contain_name(struct V9fsDirent *e, const char* name) @@ -984,7 +979,8 @@ static void fs_walk_dotdot(void *obj, void *data, QGuestAllocator *t_alloc) QVirtio9P *v9p = obj; alloc = t_alloc; char *const wnames[] = { g_strdup("..") }; - v9fs_qid root_qid, *wqid; + v9fs_qid root_qid; + g_autofree v9fs_qid *wqid = NULL; P9Req *req; do_version(v9p); @@ -998,7 +994,6 @@ static void fs_walk_dotdot(void *obj, void *data, QGuestAllocator *t_alloc) g_assert_cmpmem(&root_qid, 13, wqid[0], 13); - g_free(wqid); g_free(wnames[0]); } @@ -1027,7 +1022,7 @@ static void fs_write(void *obj, void *data, QGuestAllocator *t_alloc) alloc = t_alloc; static const uint32_t write_count = P9_MAX_SIZE / 2; char *const wnames[] = { g_strdup(QTEST_V9FS_SYNTH_WRITE_FILE) }; - char *buf = g_malloc0(write_count); + g_autofree char *buf = g_malloc0(write_count); uint32_t count; P9Req *req; @@ -1045,7 +1040,6 @@ static void fs_write(void *obj, void *data, QGuestAllocator *t_alloc) v9fs_rwrite(req, &count); g_assert_cmpint(count, ==, write_count); - g_free(buf); g_free(wnames[0]); } @@ -1125,7 +1119,7 @@ static void fs_flush_ignored(void *obj, void *data, QGuestAllocator *t_alloc) static void do_mkdir(QVirtio9P *v9p, const char *path, const char *cname) { - char *const name = g_strdup(cname); + g_autofree char *name = g_strdup(cname); uint32_t fid; P9Req *req; @@ -1134,15 +1128,13 @@ static void do_mkdir(QVirtio9P *v9p, const char *path, const char *cname) req = v9fs_tmkdir(v9p, fid, name, 0750, 0, 0); v9fs_req_wait_for_reply(req, NULL); v9fs_rmkdir(req, NULL); - - g_free(name); } /* create a regular file with Tlcreate and return file's fid */ static uint32_t do_lcreate(QVirtio9P *v9p, const char *path, const char *cname) { - char *const name = g_strdup(cname); + g_autofree char *name = g_strdup(cname); uint32_t fid; P9Req *req; @@ -1152,7 +1144,6 @@ static uint32_t do_lcreate(QVirtio9P *v9p, const char *path, v9fs_req_wait_for_reply(req, NULL); v9fs_rlcreate(req, NULL, NULL); - g_free(name); return fid; } @@ -1160,8 +1151,8 @@ static uint32_t do_lcreate(QVirtio9P *v9p, const char *path, static void do_symlink(QVirtio9P *v9p, const char *path, const char *clink, const char *to) { - char *const name = g_strdup(clink); - char *const dst = g_strdup(to); + g_autofree char *name = g_strdup(clink); + g_autofree char *dst = g_strdup(to); uint32_t fid; P9Req *req; @@ -1170,9 +1161,6 @@ static void do_symlink(QVirtio9P *v9p, const char *path, const char *clink, req = v9fs_tsymlink(v9p, fid, name, dst, 0, 0); v9fs_req_wait_for_reply(req, NULL); v9fs_rsymlink(req, NULL); - - g_free(dst); - g_free(name); } /* create a hard link named @a clink in directory @a path pointing to @a to */ @@ -1193,7 +1181,7 @@ static void do_hardlink(QVirtio9P *v9p, const char *path, const char *clink, static void do_unlinkat(QVirtio9P *v9p, const char *atpath, const char *rpath, uint32_t flags) { - char *const name = g_strdup(rpath); + g_autofree char *name = g_strdup(rpath); uint32_t fid; P9Req *req; @@ -1202,8 +1190,6 @@ static void do_unlinkat(QVirtio9P *v9p, const char *atpath, const char *rpath, req = v9fs_tunlinkat(v9p, fid, name, flags, 0); v9fs_req_wait_for_reply(req, NULL); v9fs_runlinkat(req); - - g_free(name); } static void fs_readdir_split_128(void *obj, void *data, @@ -1235,8 +1221,8 @@ static void fs_create_dir(void *obj, void *data, QGuestAllocator *t_alloc) QVirtio9P *v9p = obj; alloc = t_alloc; struct stat st; - char *root_path = virtio_9p_test_path(""); - char *new_dir = virtio_9p_test_path("01"); + g_autofree char *root_path = virtio_9p_test_path(""); + g_autofree char *new_dir = virtio_9p_test_path("01"); g_assert(root_path != NULL); @@ -1247,9 +1233,6 @@ static void fs_create_dir(void *obj, void *data, QGuestAllocator *t_alloc) g_assert(stat(new_dir, &st) == 0); /* ... and is actually a directory */ g_assert((st.st_mode & S_IFMT) == S_IFDIR); - - g_free(new_dir); - g_free(root_path); } static void fs_unlinkat_dir(void *obj, void *data, QGuestAllocator *t_alloc) @@ -1257,8 +1240,8 @@ static void fs_unlinkat_dir(void *obj, void *data, QGuestAllocator *t_alloc) QVirtio9P *v9p = obj; alloc = t_alloc; struct stat st; - char *root_path = virtio_9p_test_path(""); - char *new_dir = virtio_9p_test_path("02"); + g_autofree char *root_path = virtio_9p_test_path(""); + g_autofree char *new_dir = virtio_9p_test_path("02"); g_assert(root_path != NULL); @@ -1273,9 +1256,6 @@ static void fs_unlinkat_dir(void *obj, void *data, QGuestAllocator *t_alloc) do_unlinkat(v9p, "/", "02", AT_REMOVEDIR); /* directory should be gone now */ g_assert(stat(new_dir, &st) != 0); - - g_free(new_dir); - g_free(root_path); } static void fs_create_file(void *obj, void *data, QGuestAllocator *t_alloc) @@ -1283,7 +1263,7 @@ static void fs_create_file(void *obj, void *data, QGuestAllocator *t_alloc) QVirtio9P *v9p = obj; alloc = t_alloc; struct stat st; - char *new_file = virtio_9p_test_path("03/1st_file"); + g_autofree char *new_file = virtio_9p_test_path("03/1st_file"); do_attach(v9p); do_mkdir(v9p, "/", "03"); @@ -1293,8 +1273,6 @@ static void fs_create_file(void *obj, void *data, QGuestAllocator *t_alloc) g_assert(stat(new_file, &st) == 0); /* ... and is a regular file */ g_assert((st.st_mode & S_IFMT) == S_IFREG); - - g_free(new_file); } static void fs_unlinkat_file(void *obj, void *data, QGuestAllocator *t_alloc) @@ -1302,7 +1280,7 @@ static void fs_unlinkat_file(void *obj, void *data, QGuestAllocator *t_alloc) QVirtio9P *v9p = obj; alloc = t_alloc; struct stat st; - char *new_file = virtio_9p_test_path("04/doa_file"); + g_autofree char *new_file = virtio_9p_test_path("04/doa_file"); do_attach(v9p); do_mkdir(v9p, "/", "04"); @@ -1316,8 +1294,6 @@ static void fs_unlinkat_file(void *obj, void *data, QGuestAllocator *t_alloc) do_unlinkat(v9p, "04", "doa_file", 0); /* file should be gone now */ g_assert(stat(new_file, &st) != 0); - - g_free(new_file); } static void fs_symlink_file(void *obj, void *data, QGuestAllocator *t_alloc) @@ -1325,8 +1301,8 @@ static void fs_symlink_file(void *obj, void *data, QGuestAllocator *t_alloc) QVirtio9P *v9p = obj; alloc = t_alloc; struct stat st; - char *real_file = virtio_9p_test_path("05/real_file"); - char *symlink_file = virtio_9p_test_path("05/symlink_file"); + g_autofree char *real_file = virtio_9p_test_path("05/real_file"); + g_autofree char *symlink_file = virtio_9p_test_path("05/symlink_file"); do_attach(v9p); do_mkdir(v9p, "/", "05"); @@ -1338,9 +1314,6 @@ static void fs_symlink_file(void *obj, void *data, QGuestAllocator *t_alloc) /* check if created link exists now */ g_assert(stat(symlink_file, &st) == 0); - - g_free(symlink_file); - g_free(real_file); } static void fs_unlinkat_symlink(void *obj, void *data, @@ -1349,8 +1322,8 @@ static void fs_unlinkat_symlink(void *obj, void *data, QVirtio9P *v9p = obj; alloc = t_alloc; struct stat st; - char *real_file = virtio_9p_test_path("06/real_file"); - char *symlink_file = virtio_9p_test_path("06/symlink_file"); + g_autofree char *real_file = virtio_9p_test_path("06/real_file"); + g_autofree char *symlink_file = virtio_9p_test_path("06/symlink_file"); do_attach(v9p); do_mkdir(v9p, "/", "06"); @@ -1364,9 +1337,6 @@ static void fs_unlinkat_symlink(void *obj, void *data, do_unlinkat(v9p, "06", "symlink_file", 0); /* symlink should be gone now */ g_assert(stat(symlink_file, &st) != 0); - - g_free(symlink_file); - g_free(real_file); } static void fs_hardlink_file(void *obj, void *data, QGuestAllocator *t_alloc) @@ -1374,8 +1344,8 @@ static void fs_hardlink_file(void *obj, void *data, QGuestAllocator *t_alloc) QVirtio9P *v9p = obj; alloc = t_alloc; struct stat st_real, st_link; - char *real_file = virtio_9p_test_path("07/real_file"); - char *hardlink_file = virtio_9p_test_path("07/hardlink_file"); + g_autofree char *real_file = virtio_9p_test_path("07/real_file"); + g_autofree char *hardlink_file = virtio_9p_test_path("07/hardlink_file"); do_attach(v9p); do_mkdir(v9p, "/", "07"); @@ -1391,9 +1361,6 @@ static void fs_hardlink_file(void *obj, void *data, QGuestAllocator *t_alloc) g_assert((st_link.st_mode & S_IFMT) == S_IFREG); g_assert(st_link.st_dev == st_real.st_dev); g_assert(st_link.st_ino == st_real.st_ino); - - g_free(hardlink_file); - g_free(real_file); } static void fs_unlinkat_hardlink(void *obj, void *data, @@ -1402,8 +1369,8 @@ static void fs_unlinkat_hardlink(void *obj, void *data, QVirtio9P *v9p = obj; alloc = t_alloc; struct stat st_real, st_link; - char *real_file = virtio_9p_test_path("08/real_file"); - char *hardlink_file = virtio_9p_test_path("08/hardlink_file"); + g_autofree char *real_file = virtio_9p_test_path("08/real_file"); + g_autofree char *hardlink_file = virtio_9p_test_path("08/hardlink_file"); do_attach(v9p); do_mkdir(v9p, "/", "08"); @@ -1419,9 +1386,6 @@ static void fs_unlinkat_hardlink(void *obj, void *data, g_assert(stat(hardlink_file, &st_link) != 0); /* and old file should still exist */ g_assert(stat(real_file, &st_real) == 0); - - g_free(hardlink_file); - g_free(real_file); } static void *assign_9p_local_driver(GString *cmd_line, void *arg)
Signed-off-by: Christian Schoenebeck <qemu_oss@crudebyte.com> --- tests/qtest/virtio-9p-test.c | 86 +++++++++++------------------------- 1 file changed, 25 insertions(+), 61 deletions(-)