| Message ID | 1461942677-14564-5-git-send-email-wei.liu2@citrix.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
diff --git a/tools/blktap2/vhd/lib/vhd-util-check.c b/tools/blktap2/vhd/lib/vhd-util-check.c index af07426..40565ac 100644 --- a/tools/blktap2/vhd/lib/vhd-util-check.c +++ b/tools/blktap2/vhd/lib/vhd-util-check.c @@ -335,7 +335,7 @@ vhd_util_check_footer(int fd, vhd_footer_t *footer, int ignore) { size_t size; int err, opened; - char *msg, *buf; + char *msg, *buf = NULL; off_t eof, off; vhd_footer_t primary, backup;
Gcc complains: vhd-util-check.c: In function ‘vhd_util_check_footer’: vhd-util-check.c:413:2: error: ‘buf’ may be used uninitialized in this function [-Werror=maybe-uninitialized] memcpy(&backup, buf, sizeof(backup)); In fact buf is initialised a few lines above. Signed-off-by: Wei Liu <wei.liu2@citrix.com> --- I can't figure out why buf may be uninitialised and this seems to be the only way to convince gcc it is ok to proceed. --- tools/blktap2/vhd/lib/vhd-util-check.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)