Thread (4 messages) 4 messages, 4 authors, 2016-11-30

Re: [PATCH v3] ethernet :mellanox :mlx4: Replace pci_pool_alloc by pci_pool_zalloc

From: Tariq Toukan <hidden>
Date: 2016-11-30 08:44:24
Also in: linux-rdma

Hi Souptic,

Thanks for your patch.

On 29/11/2016 9:46 PM, Souptick Joarder wrote:
In mlx4_alloc_cmd_mailbox(), pci_pool_alloc() followed by memset will be
replaced by pci_pool_zalloc()

Signed-off-by: Souptick joarder <redacted>
---
v3:
   - Fixed alignment issues
As mentioned already, you mean 'Remove empty line'.
quoted hunk ↗ jump to hunk
v2:
   - Address comment from sergei
     Alignment was not proper

  drivers/net/ethernet/mellanox/mlx4/cmd.c | 6 ++----
  1 file changed, 2 insertions(+), 4 deletions(-)
diff --git a/drivers/net/ethernet/mellanox/mlx4/cmd.c b/drivers/net/ethernet/mellanox/mlx4/cmd.c
index e36bebc..a49072b4 100644
--- a/drivers/net/ethernet/mellanox/mlx4/cmd.c
+++ b/drivers/net/ethernet/mellanox/mlx4/cmd.c
@@ -2679,15 +2679,13 @@ struct mlx4_cmd_mailbox *mlx4_alloc_cmd_mailbox(struct mlx4_dev *dev)
  	if (!mailbox)
  		return ERR_PTR(-ENOMEM);

-	mailbox->buf = pci_pool_alloc(mlx4_priv(dev)->cmd.pool, GFP_KERNEL,
-				      &mailbox->dma);
+	mailbox->buf = pci_pool_zalloc(mlx4_priv(dev)->cmd.pool, GFP_KERNEL,
+				       &mailbox->dma);
  	if (!mailbox->buf) {
  		kfree(mailbox);
  		return ERR_PTR(-ENOMEM);
  	}

-	memset(mailbox->buf, 0, MLX4_MAILBOX_SIZE);
-
  	return mailbox;
  }
  EXPORT_SYMBOL_GPL(mlx4_alloc_cmd_mailbox);
--
1.9.1

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Reviewed-by: Tariq Toukan <redacted>

Thanks,
Tariq
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