Use kzalloc rather than duplicating its implementation, which makes code simple and easy to understand. ./net/bluetooth/hci_conn.c:2038:6-13: WARNING: kzalloc should be used for cp, instead of kmalloc/memset. Link: https://bugzilla.openanolis.cn/show_bug.cgi?id=2406 Reported-by: Abaci Robot <abaci@xxxxxxxxxxxxxxxxx> Signed-off-by: Jiapeng Chong <jiapeng.chong@xxxxxxxxxxxxxxxxx> --- net/bluetooth/hci_conn.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/net/bluetooth/hci_conn.c b/net/bluetooth/hci_conn.c index 5d6ee5075642..495de21d52cd 100644 --- a/net/bluetooth/hci_conn.c +++ b/net/bluetooth/hci_conn.c @@ -2035,13 +2035,12 @@ int hci_pa_create_sync(struct hci_dev *hdev, bdaddr_t *dst, __u8 dst_type, if (hci_dev_test_and_set_flag(hdev, HCI_PA_SYNC)) return -EBUSY; - cp = kmalloc(sizeof(*cp), GFP_KERNEL); + cp = kzalloc(sizeof(*cp), GFP_KERNEL); if (!cp) { hci_dev_clear_flag(hdev, HCI_PA_SYNC); return -ENOMEM; } - memset(cp, 0, sizeof(*cp)); cp->sid = sid; cp->addr_type = dst_type; bacpy(&cp->addr, dst); -- 2.20.1.7.g153144c