Patch "RDMA/qedr: Fix RDMA CM loopback" has been added to the 4.9-stable tree

Patch "RDMA/qedr: Fix RDMA CM loopback" has been added to the 4.9-stable tree

[gregkh]

This is a note to let you know that I've just added the patch titled

    RDMA/qedr: Fix RDMA CM loopback

to the 4.9-stable tree which can be found at:
    http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary

The filename of the patch is:
     rdma-qedr-fix-rdma-cm-loopback.patch
and it can be found in the queue-4.9 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@vger.kernel.org> know about it.


>From foo@baz Wed Dec  6 17:39:55 CET 2017
From: Ram Amrani <Ram.Amrani@Cavium.com>
Date: Tue, 24 Jan 2017 13:51:41 +0200
Subject: RDMA/qedr: Fix RDMA CM loopback

From: Ram Amrani <Ram.Amrani@Cavium.com>


[ Upstream commit af2b14b8b8ae21b0047a52c767ac8b44f435a280 ]

The loopback logic in RDMA CM packets compares Ethernet addresses and
was accidently inverse.

Signed-off-by: Ram Amrani <Ram.Amrani@cavium.com>
Signed-off-by: Ariel Elior <Ariel.Elior@cavium.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
Signed-off-by: Sasha Levin <alexander.levin@verizon.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
 drivers/infiniband/hw/qedr/qedr_cm.c |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

--- a/drivers/infiniband/hw/qedr/qedr_cm.c
+++ b/drivers/infiniband/hw/qedr/qedr_cm.c
@@ -404,9 +404,9 @@ static inline int qedr_gsi_build_packet(
 	}
 
 	if (ether_addr_equal(udh.eth.smac_h, udh.eth.dmac_h))
-		packet->tx_dest = QED_ROCE_LL2_TX_DEST_NW;
-	else
 		packet->tx_dest = QED_ROCE_LL2_TX_DEST_LB;
+	else
+		packet->tx_dest = QED_ROCE_LL2_TX_DEST_NW;
 
 	packet->roce_mode = roce_mode;
 	memcpy(packet->header.vaddr, ud_header_buffer, header_size);


Patches currently in stable-queue which might be from Ram.Amrani@Cavium.com are

queue-4.9/rdma-qedr-return-success-when-not-changing-qp-state.patch
queue-4.9/rdma-qedr-fix-rdma-cm-loopback.patch