name-hash.c: drop hashmap_cmp_fn cast

diff --git a/apply.c b/apply.c
index f7251ccc8b42c789c1bed785d93cdeba4406480f..b963d7d8fb7ee81300d4383b7bc007fc74af84c5 100644 (file)
--- a/apply.c
+++ b/apply.c
@@ -3695,8 +3695,7 @@ static int check_preimage(struct apply_state *state,
  is_new:
        patch->is_new = 1;
        patch->is_delete = 0;
-       free(patch->old_name);
-       patch->old_name = NULL;
+       FREE_AND_NULL(patch->old_name);
        return 0;
 }