From: Roopa Prabhu <roopa@cumulusnetworks.com>
Date: Wed, 22 Jul 2015 05:49:00 +0000 (-0700)
Subject: mpls_iptunnel: fix sparse warn: remove incorrect rcu_dereference
X-Git-Tag: v4.9.8~3644^2~321
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=de18547d48c0e735309d6874852f048352e08a88;p=platform%2Fkernel%2Flinux-rpi3.git

mpls_iptunnel: fix sparse warn: remove incorrect rcu_dereference

fix for:
net/mpls/mpls_iptunnel.c:73:19: sparse: incompatible types in comparison
expression (different address spaces)

remove incorrect rcu_dereference possibly left over from
earlier revisions of the code.

Reported-by: kbuild test robot <fengguang.wu@intel.com>
Signed-off-by: Roopa Prabhu <roopa@cumulusnetworks.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/net/mpls/mpls_iptunnel.c b/net/mpls/mpls_iptunnel.c
index eea096f..276f8c9 100644
--- a/net/mpls/mpls_iptunnel.c
+++ b/net/mpls/mpls_iptunnel.c
@@ -70,7 +70,7 @@ int mpls_output(struct sock *sk, struct sk_buff *skb)
 	skb_orphan(skb);
 
 	/* Find the output device */
-	out_dev = rcu_dereference(dst->dev);
+	out_dev = dst->dev;
 	if (!mpls_output_possible(out_dev) ||
 	    !lwtstate || skb_warn_if_lro(skb))
 		goto drop;