Re: [PATCH 3/4] base: soc: Check for NULL SoC device attributes

From: Arnd Bergmann
Date: Mon Oct 10 2016 - 10:16:07 EST


On Tuesday, October 4, 2016 11:09:26 AM CEST Geert Uytterhoeven wrote:
> If soc_device_match() is used to check the value of a specific
> attribute that is not present for the current SoC, the kernel crashes
> with a NULL pointer dereference.
>
> Fix this by explicitly checking for the absence of a needed property,
> and considering this a non-match.
>
> Signed-off-by: Geert Uytterhoeven <geert+renesas@xxxxxxxxx>
>

Acked-by: Arnd Bergmann <arnd@xxxxxxxx>