btrfs: return ENOMEM if path allocation fails in btrfs_cross_ref_exist

The error code does not match the reason of failure and may confuse the callers. Signed-off-by: Su Yue <suy.fnst@cn.fujitsu.com> Reviewed-by: Nikolay Borisov <nborisov@suse.com> Reviewed-by: David Sterba <dsterba@suse.com> Signed-off-by: David Sterba <dsterba@suse.com>
mariux64 · May 30, 2018 · 9132c4f · 9132c4f
1 parent 1389053
commit 9132c4f
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c
@@ -3272,7 +3272,7 @@ int btrfs_cross_ref_exist(struct btrfs_root *root, u64 objectid, u64 offset,
 
 	path = btrfs_alloc_path();
 	if (!path)
-		return -ENOENT;
+		return -ENOMEM;
 
 	do {
 		ret = check_committed_ref(root, path, objectid,