From: Ram Amrani <Ram.Amrani@Cavium.com>
Date: Tue, 24 Jan 2017 11:50:34 +0000 (+0200)
Subject: RDMA/qedr: Return success when not changing QP state
X-Git-Tag: v4.9.68~42
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=8d4198f8c66bff208cf5c6191ce8d9ad71e2c048;p=platform%2Fkernel%2Flinux-amlogic.git

RDMA/qedr: Return success when not changing QP state


[ Upstream commit 865cea40b69741c3da2574176876463233b2b67c ]

If the user is requesting us to change the QP state to the same state
that it is already in, return success instead of failure.

Signed-off-by: Ram Amrani <Ram.Amrani@cavium.com>
Signed-off-by: Michal Kalderon <Michal.Kalderon@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>
---

diff --git a/drivers/infiniband/hw/qedr/verbs.c b/drivers/infiniband/hw/qedr/verbs.c
index 4ba019e3dc56..35d5b89decb4 100644
--- a/drivers/infiniband/hw/qedr/verbs.c
+++ b/drivers/infiniband/hw/qedr/verbs.c
@@ -1653,7 +1653,7 @@ static int qedr_update_qp_state(struct qedr_dev *dev,
 	int status = 0;
 
 	if (new_state == qp->state)
-		return 1;
+		return 0;
 
 	switch (qp->state) {
 	case QED_ROCE_QP_STATE_RESET: