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

["Subash Patel (ಸುಭಾಷ್)"]

Hi Olof,

I will then rework this patch commit message and send it. I will copy 
Samsung-soc list (dri-devel is already in copy)

Regards,
Subash

On 06/22/2012 05:47 PM, Olof Johansson wrote:
> Hi,
>
> On Fri, Jun 22, 2012 at 5:41 PM, Subash Patel <subashrp at gmail.com
> <mailto:subashrp at gmail.com>> wrote:
>
>     From: Subash Patel <subash.rp at samsung.com
>     <mailto: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
>     <mailto: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
>