[PATCH AUTOSEL for 4.9 36/54] RDMA/qedr: Return success when not changing QP state

From: alexander . levin
Date: Wed Nov 22 2017 - 18:11:05 EST


From: Ram Amrani <Ram.Amrani@xxxxxxxxxx>

[ 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@xxxxxxxxxx>
Signed-off-by: Michal Kalderon <Michal.Kalderon@xxxxxxxxxx>
Signed-off-by: Doug Ledford <dledford@xxxxxxxxxx>
Signed-off-by: Sasha Levin <alexander.levin@xxxxxxxxxxx>
---
drivers/infiniband/hw/qedr/verbs.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

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:
--
2.11.0