target/configfs: use kmalloc() instead of kzalloc() for default groups

All elements are assigned even the NULL member at the end so there is no
reason to allocate zeroed memory.

(nab: Fix up minor apply breakage in for-next)

Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
diff --git a/drivers/target/iscsi/iscsi_target_configfs.c b/drivers/target/iscsi/iscsi_target_configfs.c
index 7c4243e..542641c 100644
--- a/drivers/target/iscsi/iscsi_target_configfs.c
+++ b/drivers/target/iscsi/iscsi_target_configfs.c
@@ -803,7 +803,7 @@
 	acl = container_of(se_nacl, struct iscsi_node_acl, se_node_acl);
 	stats_cg = &se_nacl->acl_fabric_stat_group;
 
-	stats_cg->default_groups = kzalloc(sizeof(struct config_group *) * 2,
+	stats_cg->default_groups = kmalloc(sizeof(struct config_group *) * 2,
 				GFP_KERNEL);
 	if (!stats_cg->default_groups) {
 		pr_err("Unable to allocate memory for"
@@ -1268,7 +1268,7 @@
 	 */
 	stats_cg = &tiqn->tiqn_wwn.fabric_stat_group;
 
-	stats_cg->default_groups = kzalloc(sizeof(struct config_group *) * 6,
+	stats_cg->default_groups = kmalloc(sizeof(struct config_group *) * 6,
 				GFP_KERNEL);
 	if (!stats_cg->default_groups) {
 		pr_err("Unable to allocate memory for"