From ee3cdc0028ad4c5a665075fe9ce35c79b5cbbeb1 Mon Sep 17 00:00:00 2001
From: Jesse Gross <jesse@nicira.com>
Date: Fri, 4 Feb 2011 13:15:18 -0800
Subject: [PATCH] tunneling: Fix uninitialized variable warning in check_mtu.

The MTU is only needed if we are doing PMTUD but some compilers
complain that it could be used uninitialized.

Reported-by: Justin Pettit <jpettit@nicira.com>
Signed-off-by: Jesse Gross <jesse@nicira.com>
Acked-by: Ben Pfaff <blp@nicira.com>
---
 datapath/tunnel.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/datapath/tunnel.c b/datapath/tunnel.c
index 6d0e7b9c6..7bf46e07e 100644
--- a/datapath/tunnel.c
+++ b/datapath/tunnel.c
@@ -717,7 +717,7 @@ static bool check_mtu(struct sk_buff *skb,
 {
 	bool pmtud = mutable->flags & TNL_F_PMTUD;
 	__be16 frag_off = 0;
-	int mtu;
+	int mtu = 0;
 
 	if (pmtud) {
 		frag_off = htons(IP_DF);
-- 
2.43.0