linux-kernel - [PATCH] net/mlx5e: Fix missing error code in mlx5e_rx_reporter_err_icosq_cqe

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Message-Id: <20220105151751.40723-1-jiapeng.chong@linux.alibaba.com>
Date:   Wed,  5 Jan 2022 23:17:51 +0800
From:   Jiapeng Chong <jiapeng.chong@...ux.alibaba.com>
To:     saeedm@...dia.com
Cc:     leon@...nel.org, davem@...emloft.net, kuba@...nel.org,
        netdev@...r.kernel.org, linux-rdma@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        Jiapeng Chong <jiapeng.chong@...ux.alibaba.com>,
        Abaci Robot <abaci@...ux.alibaba.com>
Subject: [PATCH] net/mlx5e: Fix missing error code in mlx5e_rx_reporter_err_icosq_cqe_recover()

The error code is missing in this code scenario, add the error code
'-EINVAL' to the return value 'err'.

Eliminate the follow smatch warning:

drivers/net/ethernet/mellanox/mlx5/core/en/reporter_rx.c:91
mlx5e_rx_reporter_err_icosq_cqe_recover() warn: missing error code
'err'.

Reported-by: Abaci Robot <abaci@...ux.alibaba.com>
Signed-off-by: Jiapeng Chong <jiapeng.chong@...ux.alibaba.com>
---
 drivers/net/ethernet/mellanox/mlx5/core/en/reporter_rx.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/reporter_rx.c b/drivers/net/ethernet/mellanox/mlx5/core/en/reporter_rx.c
index 2684e9da9f41..ceb21573db6c 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en/reporter_rx.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en/reporter_rx.c
@@ -87,8 +87,10 @@ static int mlx5e_rx_reporter_err_icosq_cqe_recover(void *ctx)
 		goto out;
 	}
 
-	if (state != MLX5_SQC_STATE_ERR)
+	if (state != MLX5_SQC_STATE_ERR) {
+		err = -EINVAL;
 		goto out;
+	}
 
 	mlx5e_deactivate_rq(rq);
 	if (xskrq)
-- 
2.20.1.7.g153144c