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, 2 insertions, 2 deletions

diff --git a/object.c b/object.c
index 98017be..7834378 100644
--- a/object.c
+++ b/object.c
@@ -127,7 +127,7 @@ static void grow_object_hash(struct repository *r)
 	int new_hash_size = r->parsed_objects->obj_hash_size < 32 ? 32 : 2 * r->parsed_objects->obj_hash_size;
 	struct object **new_hash;
 
-	new_hash = xcalloc(new_hash_size, sizeof(struct object *));
+	CALLOC_ARRAY(new_hash, new_hash_size);
 	for (i = 0; i < r->parsed_objects->obj_hash_size; i++) {
 		struct object *obj = r->parsed_objects->obj_hash[i];
 
@@ -478,7 +478,7 @@ struct parsed_object_pool *parsed_object_pool_new(void)
 	o->object_state = allocate_alloc_state();
 
 	o->is_shallow = -1;
-	o->shallow_stat = xcalloc(1, sizeof(*o->shallow_stat));
+	CALLOC_ARRAY(o->shallow_stat, 1);
 
 	o->buffer_slab = allocate_commit_buffer_slab();