diff: use SWAP macro

diff --git a/diff.c b/diff.c
index 9de1ba264fea74aa09565e12fc2f5846856825fb..6c4f3f6b72d0d5517f679b2eac8472d7020cfc8b 100644 (file)
--- a/diff.c
+++ b/diff.c
@@ -5117,11 +5117,9 @@ void diff_change(struct diff_options *options,
                return;
 
        if (DIFF_OPT_TST(options, REVERSE_DIFF)) {
-               unsigned tmp;
                SWAP(old_mode, new_mode);
                SWAP(old_sha1, new_sha1);
-               tmp = old_sha1_valid; old_sha1_valid = new_sha1_valid;
-                       new_sha1_valid = tmp;
+               SWAP(old_sha1_valid, new_sha1_valid);
                SWAP(old_dirty_submodule, new_dirty_submodule);
        }