@@ -530,8 +530,10 @@ int Grow_addbitmap(char *devname, int fd, struct context *c, struct shape *s)
pr_err("Cannot add bitmap while array is resyncing or reshaping etc.\n");
pr_err("Cannot set bitmap file for %s: %s\n",
devname, strerror(err));
+ close_fd(&bitmap_fd);
return 1;
}
+ close_fd(&bitmap_fd);
}
return 0;
@@ -3083,6 +3085,7 @@ static int reshape_array(char *container, int fd, char *devname,
int done;
struct mdinfo *sra = NULL;
char buf[SYSFS_MAX_BUF_SIZE];
+ bool located_backup = false;
/* when reshaping a RAID0, the component_size might be zero.
* So try to fix that up.
@@ -3165,8 +3168,10 @@ static int reshape_array(char *container, int fd, char *devname,
goto release;
}
- if (!backup_file)
+ if (!backup_file) {
backup_file = locate_backup(sra->sys_name);
+ located_backup = true;
+ }
goto started;
}
@@ -3612,15 +3617,13 @@ started:
mdstat_wait(30 - (delayed-1) * 25);
} while (delayed);
mdstat_close();
- if (check_env("MDADM_GROW_VERIFY"))
- fd = open(devname, O_RDONLY | O_DIRECT);
- else
- fd = -1;
mlockall(MCL_FUTURE);
if (signal_s(SIGTERM, catch_term) == SIG_ERR)
goto release;
+ if (check_env("MDADM_GROW_VERIFY"))
+ fd = open(devname, O_RDONLY | O_DIRECT);
if (st->ss->external) {
/* metadata handler takes it from here */
done = st->ss->manage_reshape(
@@ -3632,6 +3635,7 @@ started:
fd, sra, &reshape, st, blocks, fdlist, offsets,
d - odisks, fdlist + odisks, offsets + odisks);
+ close_fd(&fd);
free(fdlist);
free(offsets);
@@ -3701,6 +3705,8 @@ out:
exit(0);
release:
+ if (located_backup)
+ free(backup_file);
free(fdlist);
free(offsets);
if (orig_level != UnSet && sra) {
@@ -3839,6 +3845,7 @@ int reshape_container(char *container, char *devname,
pr_err("Unable to initialize sysfs for %s\n",
mdstat->devnm);
rv = 1;
+ close_fd(&fd);
break;
}
@@ -4717,6 +4724,7 @@ int Grow_restart(struct supertype *st, struct mdinfo *info, int *fdlist,
unsigned long long *offsets;
unsigned long long nstripe, ostripe;
int ndata, odata;
+ int fd, backup_fd = -1;
odata = info->array.raid_disks - info->delta_disks - 1;
if (info->array.level == 6)
@@ -4732,9 +4740,18 @@ int Grow_restart(struct supertype *st, struct mdinfo *info, int *fdlist,
* been used
*/
old_disks = cnt;
+
+ if (backup_file) {
+ backup_fd = open(backup_file, O_RDONLY);
+ if (!is_fd_valid(backup_fd)) {
+ pr_err("Can't open backup file %s : %s\n",
+ backup_file, strerror(errno));
+ return -EINVAL;
+ }
+ }
+
for (i=old_disks-(backup_file?1:0); i<cnt; i++) {
struct mdinfo dinfo;
- int fd;
int bsbsize;
char *devname, namebuf[20];
unsigned long long lo, hi;
@@ -4747,12 +4764,9 @@ int Grow_restart(struct supertype *st, struct mdinfo *info, int *fdlist,
* else restore data and update all superblocks
*/
if (i == old_disks-1) {
- fd = open(backup_file, O_RDONLY);
- if (fd<0) {
- pr_err("backup file %s inaccessible: %s\n",
- backup_file, strerror(errno));
+ if (!is_fd_valid(backup_fd))
continue;
- }
+ fd = backup_fd;
devname = backup_file;
} else {
fd = fdlist[i];
@@ -4907,6 +4921,7 @@ int Grow_restart(struct supertype *st, struct mdinfo *info, int *fdlist,
pr_err("Error restoring backup from %s\n",
devname);
free(offsets);
+ close_fd(&backup_fd);
return 1;
}
@@ -4923,6 +4938,7 @@ int Grow_restart(struct supertype *st, struct mdinfo *info, int *fdlist,
pr_err("Error restoring second backup from %s\n",
devname);
free(offsets);
+ close_fd(&backup_fd);
return 1;
}
@@ -4984,8 +5000,12 @@ int Grow_restart(struct supertype *st, struct mdinfo *info, int *fdlist,
st->ss->store_super(st, fdlist[j]);
st->ss->free_super(st);
}
+ close_fd(&backup_fd);
return 0;
}
+
+ close_fd(&backup_fd);
+
/* Didn't find any backup data, try to see if any
* was needed.
*/
Fix some resource leak problems. Signed-off-by: Xiao Ni <xni@redhat.com> --- Grow.c | 42 +++++++++++++++++++++++++++++++----------- 1 file changed, 31 insertions(+), 11 deletions(-)