netlink: Unneeded local variable

We already have a variable, which has the same capability.

Signed-off-by: Wang Chen <wangchen@cn.fujitsu.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/net/netlink/af_netlink.c b/net/netlink/af_netlink.c
index 9b97f80..349aba1 100644 (file)
--- a/net/netlink/af_netlink.c
+++ b/net/netlink/af_netlink.c
@@ -886,7 +886,7 @@ retry:
                return netlink_unicast_kernel(sk, skb);
 
        if (sk_filter(sk, skb)) {
-               int err = skb->len;
+               err = skb->len;
                kfree_skb(skb);
                sock_put(sk);
                return err;