Commit d7372780 authored by Eric Sandeen's avatar Eric Sandeen Committed by Chris Mason

btrfs: free ulist in qgroup_shared_accounting() error path

If tmp = ulist_alloc(GFP_NOFS) fails, we return without
freeing the previously allocated qgroups = ulist_alloc(GFP_NOFS)
and cause a memory leak.
Signed-off-by: default avatarEric Sandeen <sandeen@redhat.com>
Signed-off-by: default avatarChris Mason <clm@fb.com>
parent b050f9f6
......@@ -1798,8 +1798,10 @@ static int qgroup_shared_accounting(struct btrfs_trans_handle *trans,
return -ENOMEM;
tmp = ulist_alloc(GFP_NOFS);
if (!tmp)
if (!tmp) {
ulist_free(qgroups);
return -ENOMEM;
}
btrfs_get_tree_mod_seq(fs_info, &elem);
ret = btrfs_find_all_roots(trans, fs_info, oper->bytenr, elem.seq,
......
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