linux-kernel - [PATCH 5.8 327/464] RDMA/hns: Fix error during modify qp RTS2RTS

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Date:   Mon, 17 Aug 2020 17:14:40 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, Lang Cheng <chenglang@...wei.com>,
        Weihang Li <liweihang@...wei.com>,
        Jason Gunthorpe <jgg@...dia.com>,
        Sasha Levin <sashal@...nel.org>
Subject: [PATCH 5.8 327/464] RDMA/hns: Fix error during modify qp RTS2RTS

From: Lang Cheng <chenglang@...wei.com>

[ Upstream commit 4327bd2c41412657ee2c8c0d8d3d1945268b4238 ]

One qp state migrations legal configuration was deleted mistakenly.

Fixes: 357f34294686 ("RDMA/hns: Simplify the state judgment code of qp")
Link: https://lore.kernel.org/r/1595932941-40613-7-git-send-email-liweihang@huawei.com
Signed-off-by: Lang Cheng <chenglang@...wei.com>
Signed-off-by: Weihang Li <liweihang@...wei.com>
Signed-off-by: Jason Gunthorpe <jgg@...dia.com>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 drivers/infiniband/hw/hns/hns_roce_hw_v2.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c
index 0618ced45bf80..9833ce3e21f9e 100644
--- a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c
+++ b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c
@@ -4301,7 +4301,9 @@ static bool check_qp_state(enum ib_qp_state cur_state,
 		[IB_QPS_RTR] = { [IB_QPS_RESET] = true,
 				 [IB_QPS_RTS] = true,
 				 [IB_QPS_ERR] = true },
-		[IB_QPS_RTS] = { [IB_QPS_RESET] = true, [IB_QPS_ERR] = true },
+		[IB_QPS_RTS] = { [IB_QPS_RESET] = true,
+				 [IB_QPS_RTS] = true,
+				 [IB_QPS_ERR] = true },
 		[IB_QPS_SQD] = {},
 		[IB_QPS_SQE] = {},
 		[IB_QPS_ERR] = { [IB_QPS_RESET] = true, [IB_QPS_ERR] = true }
-- 
2.25.1