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Message-ID: <55C20831.30909@cogentembedded.com>
Date: Wed, 5 Aug 2015 15:57:21 +0300
From: Sergei Shtylyov <sergei.shtylyov@...entembedded.com>
To: Corcodel Marian <corcodel.marian@...il.com>, netdev@...r.kernel.org
Subject: Re: [PATCH] r8169:Fill with zero Tx descriptors
Hello.
On 8/5/2015 1:46 PM, Corcodel Marian wrote:
> This patch fill with zero Tx descriptors before use.Is only
> on part by more patches but is critical.(critical)
> Signed-off-by: Corcodel Marian <corcodel.marian@...il.com>
> diff --git a/drivers/net/ethernet/realtek/r8169.c b/drivers/net/ethernet/realtek/r8169.c
> index 3df51fa..bf78f94 100644
> --- a/drivers/net/ethernet/realtek/r8169.c
> +++ b/drivers/net/ethernet/realtek/r8169.c
> @@ -7589,7 +7589,7 @@ static int rtl_open(struct net_device *dev)
> * Rx and Tx descriptors needs 256 bytes alignment.
> * dma_alloc_coherent provides more.
> */
> - tp->TxDescArray = dma_alloc_coherent(&pdev->dev, R8169_TX_RING_BYTES,
> + tp->TxDescArray = dma_zalloc_coherent(&pdev->dev, R8169_TX_RING_BYTES,
> &tp->TxPhyAddr, GFP_KERNEL);
Please re-align the continuation line.
[...]
MBR, Sergei
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