btrfs: rename err to ret2 in btrfs_add_link()

Unify naming of return value to the preferred way.

Reviewed-by: Anand Jain <anand.jain@oracle.com>
Signed-off-by: David Sterba <dsterba@suse.com>

diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index 346d515fb7c71f608812f78fc9f8a47db274b237..1620265924b20eb395e2fcf3045baa4672e89e64 100644 (file)
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -6707,20 +6707,19 @@ int btrfs_add_link(struct btrfs_trans_handle *trans,
 fail_dir_item:
        if (unlikely(ino == BTRFS_FIRST_FREE_OBJECTID)) {
                u64 local_index;
-               int err;
-               err = btrfs_del_root_ref(trans, key.objectid,
-                                        btrfs_root_id(root), parent_ino,
-                                        &local_index, name);
-               if (err)
-                       btrfs_abort_transaction(trans, err);
+               int ret2;
+
+               ret2 = btrfs_del_root_ref(trans, key.objectid, btrfs_root_id(root),
+                                         parent_ino, &local_index, name);
+               if (ret2)
+                       btrfs_abort_transaction(trans, ret2);
        } else if (add_backref) {
                u64 local_index;
-               int err;
+               int ret2;
 
-               err = btrfs_del_inode_ref(trans, root, name, ino, parent_ino,
-                                         &local_index);
-               if (err)
-                       btrfs_abort_transaction(trans, err);
+               ret2 = btrfs_del_inode_ref(trans, root, name, ino, parent_ino, &local_index);
+               if (ret2)
+                       btrfs_abort_transaction(trans, ret2);
        }
 
        /* Return the original error code */