Use zallog for adv_instance allocation instead of kmalloc + memset.
This also fixes the following coccinelle warning:
>> net/bluetooth/hci_core.c:2693:17-24: WARNING: kzalloc should be
used for adv_instance, instead of kmalloc/memset
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
                    instance < 1 || instance > HCI_MAX_ADV_INSTANCES)
                        return -EOVERFLOW;
 
-               adv_instance = kmalloc(sizeof(*adv_instance), GFP_KERNEL);
+               adv_instance = kzalloc(sizeof(*adv_instance), GFP_KERNEL);
                if (!adv_instance)
                        return -ENOMEM;
 
-               memset(adv_instance, 0, sizeof(*adv_instance));
                adv_instance->pending = true;
                adv_instance->instance = instance;
                list_add(&adv_instance->list, &hdev->adv_instances);