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net/xfrm: use kmemdup rather than duplicating its implementation

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The patch was generated using fixed coccinelle semantic patch
scripts/coccinelle/api/memdup.cocci [1].

[1]: http://permalink.gmane.org/gmane.linux.kernel/2014320

Signed-off-by: Andrzej Hajda <a.hajda@samsung.com>
Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com>
This commit is contained in:
Andrzej Hajda 2015-08-07 09:59:34 +02:00 committed by Steffen Klassert
parent eae8dee992
commit df367561ff
1 changed files with 2 additions and 4 deletions
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6
net/xfrm/xfrm_user.c
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@ -925,12 +925,10 @@ static int xfrm_dump_sa(struct sk_buff *skb, struct netlink_callback *cb)
return err; return err;
if (attrs[XFRMA_ADDRESS_FILTER]) { if (attrs[XFRMA_ADDRESS_FILTER]) {
filter = kmalloc(sizeof(*filter), GFP_KERNEL); filter = kmemdup(nla_data(attrs[XFRMA_ADDRESS_FILTER]),
sizeof(*filter), GFP_KERNEL);
if (filter == NULL) if (filter == NULL)
return -ENOMEM; return -ENOMEM;
memcpy(filter, nla_data(attrs[XFRMA_ADDRESS_FILTER]),
sizeof(*filter));
} }
if (attrs[XFRMA_PROTO]) if (attrs[XFRMA_PROTO])