linux-kernel - Re: [PATCH v2] SCSI: buslogic: Added check for DMA mapping errors (wasRe:[BusLogic] DMA-API: device driver failed to check map error)

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Date:	Sat, 14 Sep 2013 12:34:13 +0900
From:	Tetsuo Handa <penguin-kernel@...ove.SAKURA.ne.jp>
To:	khalid.aziz@...cle.com
Cc:	jbottomley@...allels.com, linux-kernel@...r.kernel.org,
	linux-scsi@...r.kernel.org
Subject: Re: [PATCH v2] SCSI: buslogic: Added check for DMA mapping errors (wasRe:[BusLogic] DMA-API: device driver failed to check map error)

Khalid Aziz wrote:
> Added check for DMA mapping errors for request sense data
> buffer. Checking for mapping error can avoid potential wild
> writes. This patch was prompted by the warning from
> dma_unmap when kernel is compiled with CONFIG_DMA_API_DEBUG.

This patch looks OK and works OK to me.

Thank you.
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