[PATCH 2/2] [IPoIB] Handle sending of unicast RARP responses

[Roland Dreier]

From: Hal Rosenstock <halr@xxxxxxxxxxxx>

RARP replies are another valid case where IPoIB may need to send a
unicast packet with no neighbour structure.

Signed-off-by: Hal Rosenstock <halr@xxxxxxxxxxxx>
Signed-off-by: Roland Dreier <rolandd@xxxxxxxxx>
---

 drivers/infiniband/ulp/ipoib/ipoib_main.c |    5 +++--
 1 files changed, 3 insertions(+), 2 deletions(-)

0dca0f7bf82face7b700890318d5550fd542cabf
diff --git a/drivers/infiniband/ulp/ipoib/ipoib_main.c b/drivers/infiniband/ulp/ipoib/ipoib_main.c
--- a/drivers/infiniband/ulp/ipoib/ipoib_main.c
+++ b/drivers/infiniband/ulp/ipoib/ipoib_main.c
@@ -600,9 +600,10 @@ static int ipoib_start_xmit(struct sk_bu
 
 			ipoib_mcast_send(dev, (union ib_gid *) (phdr->hwaddr + 4), skb);
 		} else {
-			/* unicast GID -- should be ARP reply */
+			/* unicast GID -- should be ARP or RARP reply */
 
-			if (be16_to_cpup((u16 *) skb->data) != ETH_P_ARP) {
+			if ((be16_to_cpup((__be16 *) skb->data) != ETH_P_ARP) &&
+			    (be16_to_cpup((__be16 *) skb->data) != ETH_P_RARP)) {
 				ipoib_warn(priv, "Unicast, no %s: type %04x, QPN %06x "
 					   IPOIB_GID_FMT "\n",
 					   skb->dst ? "neigh" : "dst",
-
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