[PATCH 28/31] net/xfrm: use kmemdup rather than duplicating its implementation

[Andrzej Hajda]

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@xxxxxxxxxxx>
---
 net/xfrm/xfrm_user.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/net/xfrm/xfrm_user.c b/net/xfrm/xfrm_user.c
index 0cebf1f..a8de9e3 100644
--- a/net/xfrm/xfrm_user.c
+++ b/net/xfrm/xfrm_user.c
@@ -925,12 +925,10 @@ static int xfrm_dump_sa(struct sk_buff *skb, struct netlink_callback *cb)
 			return err;
 
 		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)
 				return -ENOMEM;
-
-			memcpy(filter, nla_data(attrs[XFRMA_ADDRESS_FILTER]),
-			       sizeof(*filter));
 		}
 
 		if (attrs[XFRMA_PROTO])
-- 
1.9.1

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