Use MOVE_ARRAY

Use the helper macro MOVE_ARRAY to move arrays.  This is shorter and
safer, as it automatically infers the size of elements.

Patch generated by Coccinelle and contrib/coccinelle/array.cocci in
Travis CI's static analysis build job.

Signed-off-by: SZEDER Gábor <szeder.dev@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

1 files changed, 2 insertions, 2 deletions

diff --git a/dir.c b/dir.c
index 7c4b45e30e..ce6e50d2a2 100644
--- a/dir.c
+++ b/dir.c
@@ -747,8 +747,8 @@ static struct untracked_cache_dir *lookup_untracked(struct untracked_cache *uc,
 	FLEX_ALLOC_MEM(d, name, name, len);
 
 	ALLOC_GROW(dir->dirs, dir->dirs_nr + 1, dir->dirs_alloc);
-	memmove(dir->dirs + first + 1, dir->dirs + first,
-		(dir->dirs_nr - first) * sizeof(*dir->dirs));
+	MOVE_ARRAY(dir->dirs + first + 1, dir->dirs + first,
+		   dir->dirs_nr - first);
 	dir->dirs_nr++;
 	dir->dirs[first] = d;
 	return d;