linux-kernel - Re: [PATCH v1] gpu: host1x: Fix dma_free

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Message-ID: <20180514084510.GB18312@ulmo>
Date:   Mon, 14 May 2018 10:45:10 +0200
From:   Thierry Reding <thierry.reding@...il.com>
To:     Dmitry Osipenko <digetx@...il.com>
Cc:     Mikko Perttunen <mperttunen@...dia.com>,
        dri-devel@...ts.freedesktop.org, linux-tegra@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v1] gpu: host1x: Fix dma_free_wc() argument in the error
 path

On Mon, Apr 23, 2018 at 12:54:56PM +0300, Dmitry Osipenko wrote:
> If IOVA allocation or IOMMU mapping fails, dma_free_wc() is invoked with
> size=0 because of a typo, that triggers "kernel BUG at mm/vmalloc.c:124!".
> 
> Signed-off-by: Dmitry Osipenko <digetx@...il.com>
> ---
>  drivers/gpu/host1x/cdma.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)

Applied, thanks.

Thierry

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