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btrfs-progs: fix mem leak in resolve_root

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If we exit with error we must free the allocated memory
to avoid a leak.

Signed-off-by: Eric Sandeen <sandeen@redhat.com>
This commit is contained in:
Eric Sandeen 2013-02-25 16:54:47 -06:00 committed by David Sterba
parent e54ba43cde
commit a9df6a1bde
1 changed files with 6 additions and 2 deletions
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8
btrfs-list.c
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@ -568,8 +568,10 @@ static int resolve_root(struct root_lookup *rl, struct root_info *ri,
* ref_tree = 0 indicates the subvolumes
* has been deleted.
*/
if (!found->ref_tree)
if (!found->ref_tree) {
free(full_path);
return -ENOENT;
}
int add_len = strlen(found->path);
/* room for / and for null */
@ -612,8 +614,10 @@ static int resolve_root(struct root_lookup *rl, struct root_info *ri,
* subvolume was deleted.
*/
found = root_tree_search(rl, next);
if (!found)
if (!found) {
free(full_path);
return -ENOENT;
}
}
ri->full_path = full_path;