[ovs-dev] [PATCH 1/2] tunneling: Fix uninitialized variable warning in check_mtu.

[Jesse Gross]

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 at nicira.com>
Signed-off-by: Jesse Gross <jesse at nicira.com>
---
 datapath/tunnel.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/datapath/tunnel.c b/datapath/tunnel.c
index 6d0e7b9..7bf46e0 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);
-- 
1.7.1