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Date: Mon, 17 Oct 2022 13:47:13 +0800 From: Jiapeng Chong <jiapeng.chong@...ux.alibaba.com> To: marcel@...tmann.org Cc: johan.hedberg@...il.com, luiz.dentz@...il.com, davem@...emloft.net, edumazet@...gle.com, kuba@...nel.org, pabeni@...hat.com, linux-bluetooth@...r.kernel.org, netdev@...r.kernel.org, linux-kernel@...r.kernel.org, Jiapeng Chong <jiapeng.chong@...ux.alibaba.com>, Abaci Robot <abaci@...ux.alibaba.com> Subject: [PATCH] Bluetooth: Use kzalloc instead of kmalloc/memset 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@...ux.alibaba.com> Signed-off-by: Jiapeng Chong <jiapeng.chong@...ux.alibaba.com> --- 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
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