[PATCH] DRM: exynos: return NULL if exynos_pages_to_sg fails

[Olof Johansson]

Hi,

On Fri, Jun 22, 2012 at 5:41 PM, Subash Patel <subashrp at gmail.com> wrote:

> From: Subash Patel <subash.rp at samsung.com>
>
> exynos_pages_to_sg() internally calls sg_kmalloc() which can return
> no pages when the system is under high memory crunch. One such instance
> is chromeos-install in the chromeos. This patch adds check for the return
> value of the function in subject to return NULL on failure.
>
> BUG=chrome-os-partner:9481
> TEST=built, ran on snow and tried chromeos-install without a crash
>
> Change-Id: I0abda74beaedae002a17de9962d7a462a2a7c2fb
> Signed-off-by: Subash Patel <subash.rp at samsung.com>
>

No BUG/TEST/Change-Id on a public patch, please. Also, I didn't see this
posted on neither samsung-soc, nor the dri-devel list?


-Olof
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