btrfs: rename err to ret2 in search_leaf()

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/ctree.c b/fs/btrfs/ctree.c
index d32d2d02d4734b201f19bbeebf5013400321bfca..d5798360c0f212d673b58f07d4f39320d178cfa9 100644 (file)
--- a/fs/btrfs/ctree.c
+++ b/fs/btrfs/ctree.c
@@ -1939,15 +1939,14 @@ static int search_leaf(struct btrfs_trans_handle *trans,
                ASSERT(leaf_free_space >= 0);
 
                if (leaf_free_space < ins_len) {
-                       int err;
-
-                       err = split_leaf(trans, root, key, path, ins_len,
-                                        (ret == 0));
-                       ASSERT(err <= 0);
-                       if (WARN_ON(err > 0))
-                               err = -EUCLEAN;
-                       if (err)
-                               ret = err;
+                       int ret2;
+
+                       ret2 = split_leaf(trans, root, key, path, ins_len, (ret == 0));
+                       ASSERT(ret2 <= 0);
+                       if (WARN_ON(ret2 > 0))
+                               ret2 = -EUCLEAN;
+                       if (ret2)
+                               ret = ret2;
                }
        }