linux-kernel - Re: [PATCH] v2 fec_main iMX6Q DMA-API: device driver tries to free DMA memory it has not allocated

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Date:	Wed, 3 Sep 2014 14:38:05 +0100
From:	Russell King - ARM Linux <linux@....linux.org.uk>
To:	Anand Moon <moon.linux@...oo.com>
Cc:	"David S. Miller" <davem@...emloft.net>,
	Nimrod Andy <B38611@...escale.com>,
	Frank Li <frank.li@...escale.com>,
	Fabio Estevam <fabio.estevam@...escale.com>,
	Uwe Kleine-König 
	<u.kleine-koenig@...gutronix.de>, fugang.duan@...escale.com,
	netdev@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] v2 fec_main iMX6Q DMA-API: device driver tries to free
	DMA memory it has not allocated

On Wed, Sep 03, 2014 at 05:50:50PM +0530, Anand Moon wrote:
> Check was added to check dma address should not be 0x0000000000000000
> before unmap the dma.
>  v1: remove unnecessary of bdp->cbd_bufaddr as suggested
>  by  Andy <fugang.duan@...escale.com>

I still have a whole pile of commits, one of them cleans up the handling
of this stuff.  Please hold off on this for the time being until I can
dig out the appropriate commit.

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