Re: [PATCH 6/6] regmap: cache: Fix possible ZERO_SIZE_PTR pointer dereferencing error.
From: Mark Brown
Date: Mon Oct 13 2014 - 06:55:20 EST
On Thu, Oct 09, 2014 at 05:02:57PM +0800, Xiubo Li wrote:
> When all the registers are volatile(unlikely, but logically and mostly
> will happen for some 'device' who has very few registers), then the
> count will be euqal to 0, then kmalloc() will return ZERO_SIZE_PTR,
> which equals to ((void *)16).
Applied, thanks. I'm assuming there's nothing affected by this in
Linus' tree which needs this as a fix immediately?
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