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: v4.10-rc6~12^2~13
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=865cea40b69741c3da2574176876463233b2b67c;p=platform%2Fkernel%2Flinux-exynos.git

RDMA/qedr: Return success when not changing QP state

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>
---

diff --git a/drivers/infiniband/hw/qedr/verbs.c b/drivers/infiniband/hw/qedr/verbs.c
index 84dcd73..27d90a8 100644
--- a/drivers/infiniband/hw/qedr/verbs.c
+++ b/drivers/infiniband/hw/qedr/verbs.c
@@ -1657,7 +1657,7 @@ 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: