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Message-ID: <20220323080706.212531-1-gongruiqi1@huawei.com> Date: Wed, 23 Mar 2022 16:07:06 +0800 From: "GONG, Ruiqi" <gongruiqi1@...wei.com> To: "David S . Miller" <davem@...emloft.net>, Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com> CC: Benjamin Poirier <bpoirier@...dia.com>, <netdev@...r.kernel.org>, <linux-kernel@...r.kernel.org>, Wang Weiyang <wangweiyang2@...wei.com>, "Xiu Jianfeng" <xiujianfeng@...wei.com> Subject: [PATCH] net: mpls: fix memdup.cocci warning Simply use kmemdup instead of explicitly allocating and copying memory. Generated by: scripts/coccinelle/api/memdup.cocci Fixes: 7d4741eacdef ("net: mpls: Fix notifications when deleting a device") Signed-off-by: GONG, Ruiqi <gongruiqi1@...wei.com> --- net/mpls/af_mpls.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/net/mpls/af_mpls.c b/net/mpls/af_mpls.c index d6fdc5782d33..35b5f806fdda 100644 --- a/net/mpls/af_mpls.c +++ b/net/mpls/af_mpls.c @@ -1527,10 +1527,9 @@ static int mpls_ifdown(struct net_device *dev, int event) rt->rt_nh_size; struct mpls_route *orig = rt; - rt = kmalloc(size, GFP_KERNEL); + rt = kmemdup(orig, size, GFP_KERNEL); if (!rt) return -ENOMEM; - memcpy(rt, orig, size); } } -- 2.17.1
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