From e25f866fbc8a4bf387b5dbe8e25aa5b07e55c74f Mon Sep 17 00:00:00 2001
From: Cong Wang <cwang@twopensource.com>
Date: Wed, 15 Oct 2014 14:33:21 -0700
Subject: [PATCH] ipv4: share tcp_v4_save_options() with cookie_v4_check()

cookie_v4_check() allocates ip_options_rcu in the same way
with tcp_v4_save_options(), we can just make it a helper function.

Cc: Krzysztof Kolasa <kkolasa@winsoft.pl>
Cc: Eric Dumazet <edumazet@google.com>
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>
---
Reading git-format-patch failed