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qemu-img: fix img_compare() flags error path 

If img_compare() fails to parse the cache flags the goto out3 code path
will call qemu_progress_end().  Make sure we actually call
qemu_progress_init() first.

Reported-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
This commit is contained in:
Stefan Hajnoczi 2014-08-26 19:17:55 +01:00
parent a3981eb978
commit cbda016d94
1 changed files with 3 additions and 3 deletions
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6
qemu-img.c
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@ -999,6 +999,9 @@ static int img_compare(int argc, char **argv)
filename1 = argv[optind++];
filename2 = argv[optind++];
/* Initialize before goto out */
qemu_progress_init(progress, 2.0);
flags = BDRV_O_FLAGS;
ret = bdrv_parse_cache_flags(cache, &flags);
if (ret < 0) {
@ -1007,9 +1010,6 @@ static int img_compare(int argc, char **argv)
goto out3;
}
/* Initialize before goto out */
qemu_progress_init(progress, 2.0);
bs1 = bdrv_new_open("image 1", filename1, fmt1, flags, true, quiet);
if (!bs1) {
error_report("Can't open file %s", filename1);