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

[Greg Kroah-Hartman]

On Tue, Oct 04, 2016 at 11:09:26AM +0200, 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 at glider.be>

Acked-by: Greg Kroah-Hartman <gregkh at linuxfoundation.org>