netdev - [PATCH V2 RFC 1/2] ixgbe: ixgbe_atr() should access udp

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Date:   Mon, 17 Oct 2016 10:25:06 -0700
From:   Sowmini Varadhan <sowmini.varadhan@...cle.com>
To:     sowmini.varadhan@...cle.com, alexander.h.duyck@...el.com
Cc:     netdev@...r.kernel.org, intel-wired-lan@...ts.osuosl.org
Subject: [PATCH V2 RFC 1/2] ixgbe: ixgbe_atr() should access udp_hdr(skb) only for UDP packets

Commit 9f12df906cd8 ("ixgbe: Store VXLAN port number in network order")
incorrectly checks for hdr.ipv4->protocol != IPPROTO_UDP
in ixgbe_atr(). This check should be for "==" instead.

Signed-off-by: Sowmini Varadhan <sowmini.varadhan@...cle.com>
---
 drivers/net/ethernet/intel/ixgbe/ixgbe_main.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
index a244d9a..eceb47b 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
@@ -7653,7 +7653,7 @@ static void ixgbe_atr(struct ixgbe_ring *ring,
 	hdr.network = skb_network_header(skb);
 	if (skb->encapsulation &&
 	    first->protocol == htons(ETH_P_IP) &&
-	    hdr.ipv4->protocol != IPPROTO_UDP) {
+	    hdr.ipv4->protocol == IPPROTO_UDP) {
 		struct ixgbe_adapter *adapter = q_vector->adapter;
 
 		/* verify the port is recognized as VXLAN */
-- 
1.7.1