[PATCH 3.18 03/19] openvswitch: Fix flow mask validation.

[Greg Kroah-Hartman]

3.18-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Pravin B Shelar <pshelar@xxxxxxxxxx>

[ Upstream commit f2a01517f2a1040a0b156f171a7cefd748f2fd03 ]

Following patch fixes typo in the flow validation. This prevented
installation of ARP and IPv6 flows.

Fixes: 19e7a3df72 ("openvswitch: Fix NDP flow mask validation")
Signed-off-by: Pravin B Shelar <pshelar@xxxxxxxxxx>
Reviewed-by: Thomas Graf <tgraf@xxxxxxx>
Signed-off-by: David S. Miller <davem@xxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
 net/openvswitch/flow_netlink.c |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

--- a/net/openvswitch/flow_netlink.c
+++ b/net/openvswitch/flow_netlink.c
@@ -145,7 +145,7 @@ static bool match_validate(const struct
 	if (match->key->eth.type == htons(ETH_P_ARP)
 			|| match->key->eth.type == htons(ETH_P_RARP)) {
 		key_expected |= 1 << OVS_KEY_ATTR_ARP;
-		if (match->mask && (match->mask->key.tp.src == htons(0xff)))
+		if (match->mask && (match->mask->key.eth.type == htons(0xffff)))
 			mask_allowed |= 1 << OVS_KEY_ATTR_ARP;
 	}
 
@@ -220,7 +220,7 @@ static bool match_validate(const struct
 						htons(NDISC_NEIGHBOUR_SOLICITATION) ||
 				    match->key->tp.src == htons(NDISC_NEIGHBOUR_ADVERTISEMENT)) {
 					key_expected |= 1 << OVS_KEY_ATTR_ND;
-					if (match->mask && (match->mask->key.tp.src == htons(0xffff)))
+					if (match->mask && (match->mask->key.tp.src == htons(0xff)))
 						mask_allowed |= 1 << OVS_KEY_ATTR_ND;
 				}
 			}


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