netdev - [PATCH net-next 1/8] net/mlx5_core: Check the return value of mlx5_command

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Date:	Wed, 29 Jul 2015 15:05:39 +0300
From:	Amir Vadai <amirv@...lanox.com>
To:	"David S. Miller" <davem@...emloft.net>
Cc:	netdev@...r.kernel.org, Or Gerlitz <ogerlitz@...lanox.com>,
	Achiad Shochat <achiad@...lanox.com>,
	Tal Alon <talal@...lanox.com>,
	Haggai Abramonvsky <hagaya@...lanox.com>,
	Saeed Mahameed <saeedm@...lanox.com>,
	Amir Vadai <amirv@...lanox.com>
Subject: [PATCH net-next 1/8] net/mlx5_core: Check the return value of mlx5_command_exec()

From: Haggai Abramonvsky <hagaya@...lanox.com>

mlx5_cmd_exec() might fail - need to check return value.

Signed-off-by: Haggai Abramovsky <hagaya@...lanox.com>
Signed-off-by: Saeed Mahameed <saeedm@...lanox.com>
Signed-off-by: Amir Vadai <amirv@...lanox.com>
---
 drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h b/drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h
index fc88eca..566a704 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h
@@ -73,7 +73,12 @@ static inline int mlx5_cmd_exec_check_status(struct mlx5_core_dev *dev, u32 *in,
 					     int in_size, u32 *out,
 					     int out_size)
 {
-	mlx5_cmd_exec(dev, in, in_size, out, out_size);
+	int err;
+
+	err = mlx5_cmd_exec(dev, in, in_size, out, out_size);
+	if (err)
+		return err;
+
 	return mlx5_cmd_status_to_err((struct mlx5_outbox_hdr *)out);
 }
 
-- 
2.4.3.413.ga5fe668

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