Merge branch 'rs/swap'

Code clean-up.

* rs/swap:
  graph: use SWAP macro
  diff: use SWAP macro
  use SWAP macro
  apply: use SWAP macro
  add SWAP macro

1 files changed, 4 insertions, 8 deletions

diff --git a/diff.c b/diff.c
index a79f3408da..051761be40 100644
--- a/diff.c
+++ b/diff.c
@@ -5118,14 +5118,10 @@ void diff_change(struct diff_options *options,
 		return;
 
 	if (DIFF_OPT_TST(options, REVERSE_DIFF)) {
-		unsigned tmp;
-		const unsigned char *tmp_c;
-		tmp = old_mode; old_mode = new_mode; new_mode = tmp;
-		tmp_c = old_sha1; old_sha1 = new_sha1; new_sha1 = tmp_c;
-		tmp = old_sha1_valid; old_sha1_valid = new_sha1_valid;
-			new_sha1_valid = tmp;
-		tmp = old_dirty_submodule; old_dirty_submodule = new_dirty_submodule;
-			new_dirty_submodule = tmp;
+		SWAP(old_mode, new_mode);
+		SWAP(old_sha1, new_sha1);
+		SWAP(old_sha1_valid, new_sha1_valid);
+		SWAP(old_dirty_submodule, new_dirty_submodule);
 	}
 
 	if (options->prefix &&