From: Tatyana Nikolova <Tatyana.E.Nikolova@intel.com>
Date: Wed, 10 May 2017 21:46:40 +0000 (-0500)
Subject: RDMA/nes: ACK MPA Reply frame
X-Git-Tag: v4.14-rc1~242^2~124
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=f863de7de34025ee536cb3cc382bfc3cafaa9f0a;p=platform%2Fkernel%2Flinux-rpi.git

RDMA/nes: ACK MPA Reply frame

Explicitly ACK the MPA Reply frame so the peer
does not retransmit the frame.

Signed-off-by: Tatyana Nikolova <tatyana.e.nikolova@intel.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
---

diff --git a/drivers/infiniband/hw/nes/nes_cm.c b/drivers/infiniband/hw/nes/nes_cm.c
index 06a55f6..30b256a 100644
--- a/drivers/infiniband/hw/nes/nes_cm.c
+++ b/drivers/infiniband/hw/nes/nes_cm.c
@@ -1825,7 +1825,7 @@ static void handle_rcv_mpa(struct nes_cm_node *cm_node, struct sk_buff *skb)
 			type = NES_CM_EVENT_CONNECTED;
 			cm_node->state = NES_CM_STATE_TSA;
 		}
-
+		send_ack(cm_node, NULL);
 		break;
 	default:
 		WARN_ON(1);