use CALLOC_ARRAY

Add and apply a semantic patch for converting code that open-codes
CALLOC_ARRAY to use it instead.  It shortens the code and infers the
element size automatically.

Signed-off-by: René Scharfe <l.s.r@web.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/decorate.c b/decorate.c
index a605b1b..2036d15 100644
--- a/decorate.c
+++ b/decorate.c
@@ -39,7 +39,7 @@ static void grow_decoration(struct decoration *n)
 	struct decoration_entry *old_entries = n->entries;
 
 	n->size = (old_size + 1000) * 3 / 2;
-	n->entries = xcalloc(n->size, sizeof(struct decoration_entry));
+	CALLOC_ARRAY(n->entries, n->size);
 	n->nr = 0;
 
 	for (i = 0; i < old_size; i++) {