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authorCong Wang <cwang@twopensource.com>2014-10-15 14:33:22 -0700
committerDavid S. Miller <davem@davemloft.net>2014-10-17 12:02:57 -0400
commit461b74c391c4ec9c766794e158508c357d8952e6 (patch)
tree19cfb1a79b6dc5c9141022985c3917fc2d90b7a1 /net/ipv4/tcp_ipv4.c
parente25f866fbc8a4bf387b5dbe8e25aa5b07e55c74f (diff)
ipv4: clean up cookie_v4_check()
We can retrieve opt from skb, no need to pass it as a parameter. And opt should always be non-NULL, no need to check. Cc: Krzysztof Kolasa <kkolasa@winsoft.pl> Cc: Eric Dumazet <edumazet@google.com> Tested-by: Krzysztof Kolasa <kkolasa@winsoft.pl> Signed-off-by: Cong Wang <cwang@twopensource.com> Signed-off-by: Cong Wang <xiyou.wangcong@gmail.com> Acked-by: Eric Dumazet <edumazet@google.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/tcp_ipv4.c')
-rw-r--r--net/ipv4/tcp_ipv4.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c
index 6a2a7d659a7a..94d1a7757ff7 100644
--- a/net/ipv4/tcp_ipv4.c
+++ b/net/ipv4/tcp_ipv4.c
@@ -1408,7 +1408,7 @@ static struct sock *tcp_v4_hnd_req(struct sock *sk, struct sk_buff *skb)
#ifdef CONFIG_SYN_COOKIES
if (!th->syn)
- sk = cookie_v4_check(sk, skb, &TCP_SKB_CB(skb)->header.h4.opt);
+ sk = cookie_v4_check(sk, skb);
#endif
return sk;
}