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/server-info.c b/server-info.c
index bae2cdfd51..de0aa4498c 100644
--- a/server-info.c
+++ b/server-info.c
@@ -296,7 +296,7 @@ static void init_pack_info(const char *infofile, int force)
 
 		i = num_pack++;
 		ALLOC_GROW(info, num_pack, alloc);
-		info[i] = xcalloc(1, sizeof(struct pack_info));
+		CALLOC_ARRAY(info[i], 1);
 		info[i]->p = p;
 		info[i]->old_num = -1;
 	}