From 188b1210f3d633e27dc97309c97315ce484122ec Mon Sep 17 00:00:00 2001
From: Duan Jiong <duanj.fnst@cn.fujitsu.com>
Date: Fri, 1 Aug 2014 14:00:36 +0800
Subject: [PATCH] ipv4: remove nested rcu_read_lock/unlock

ip_local_deliver_finish() already have a rcu_read_lock/unlock, so
the rcu_read_lock/unlock is unnecessary.

See the stack below:
ip_local_deliver_finish
	|
	|
	->icmp_rcv
		|
		|
		->icmp_socket_deliver

Suggested-by: Hannes Frederic Sowa <hannes@stressinduktion.org>
Signed-off-by: Duan Jiong <duanj.fnst@cn.fujitsu.com>
Acked-by: Hannes Frederic Sowa <hannes@stressinduktion.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
---
Reading git-format-patch failed