netdev - [PATCH net-next 6/9] net/mlx5_core: Clear outbox of dealloc uar

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Date:	Tue,  2 Dec 2014 12:26:16 +0200
From:	Eli Cohen <eli@....mellanox.co.il>
To:	davem@...emloft.net
Cc:	roland@...nel.org, linux-rdma@...r.kernel.org,
	netdev@...r.kernel.org, ogerlitz@...lanox.com, amirv@...lanox.com,
	Majd Dibbiny <majd@...lanox.com>, Eli Cohen <eli@...lanox.com>
Subject: [PATCH net-next 6/9] net/mlx5_core: Clear outbox of dealloc uar

From: Majd Dibbiny <majd@...lanox.com>

The outbox should be cleared before executing the command.

Signed-off-by: Majd Dibbiny <majd@...lanox.com>
Signed-off-by: Eli Cohen <eli@...lanox.com>
---
 drivers/net/ethernet/mellanox/mlx5/core/uar.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/uar.c b/drivers/net/ethernet/mellanox/mlx5/core/uar.c
index 0a6348cefc01..06801d6f595e 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/uar.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/uar.c
@@ -96,6 +96,7 @@ int mlx5_cmd_free_uar(struct mlx5_core_dev *dev, u32 uarn)
 	int err;
 
 	memset(&in, 0, sizeof(in));
+	memset(&out, 0, sizeof(out));
 	in.hdr.opcode = cpu_to_be16(MLX5_CMD_OP_DEALLOC_UAR);
 	in.uarn = cpu_to_be32(uarn);
 	err = mlx5_cmd_exec(dev, &in, sizeof(in), &out, sizeof(out));
-- 
2.1.3

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