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net: mpls: fix memdup.cocci warning 

Simply use kmemdup instead of explicitly allocating and copying memory.

Generated by: scripts/coccinelle/api/memdup.cocci

Signed-off-by: GONG, Ruiqi <gongruiqi1@huawei.com>
Link: https://lore.kernel.org/r/20220406114629.182833-1-gongruiqi1@huawei.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
GONG, Ruiqi 2022-04-06 19:46:29 +08:00 committed by Jakub Kicinski
parent 26894cd971
commit 27a5a5685d
1 changed files with 1 additions and 2 deletions
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3
net/mpls/af_mpls.c
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@ -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);
}
}