From: Yihao Han <hanyihao@vivo.com>
To: Marcel Holtmann <marcel@holtmann.org>,
Johan Hedberg <johan.hedberg@gmail.com>,
Luiz Augusto von Dentz <luiz.dentz@gmail.com>,
"David S. Miller" <davem@davemloft.net>,
Eric Dumazet <edumazet@google.com>,
Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>,
linux-bluetooth@vger.kernel.org, netdev@vger.kernel.org,
linux-kernel@vger.kernel.org
Cc: Yihao Han <hanyihao@vivo.com>
Subject: [PATCH] Bluetooth: MGMT: fix zalloc-simple.cocci warnings
Date: Mon, 19 Sep 2022 20:19:58 -0700 [thread overview]
Message-ID: <20220920031958.3092-1-hanyihao@vivo.com> (raw)
Use zeroing allocator rather than allocator followed by memset with 0
Generated by: scripts/coccinelle/api/alloc/zalloc-simple.cocci
Signed-off-by: Yihao Han <hanyihao@vivo.com>
---
net/bluetooth/mgmt.c | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)
diff --git a/net/bluetooth/mgmt.c b/net/bluetooth/mgmt.c
index b9b64030a7b0..a92e7e485feb 100644
--- a/net/bluetooth/mgmt.c
+++ b/net/bluetooth/mgmt.c
@@ -4397,12 +4397,10 @@ static int read_exp_features_info(struct sock *sk, struct hci_dev *hdev,
/* Enough space for 7 features */
len = sizeof(*rp) + (sizeof(rp->features[0]) * 7);
- rp = kmalloc(len, GFP_KERNEL);
+ rp = kzalloc(len, GFP_KERNEL);
if (!rp)
return -ENOMEM;
- memset(rp, 0, len);
-
#ifdef CONFIG_BT_FEATURE_DEBUG
if (!hdev) {
flags = bt_dbg_get() ? BIT(0) : 0;
--
2.17.1
next reply other threads:[~2022-09-20 3:20 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-09-20 3:19 Yihao Han [this message]
2022-09-20 21:30 ` patchwork-bot+bluetooth
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