Re: [PATCH] stm class: correct masterID range in setting via sysfs

From: Alexander Shishkin
Date: Thu Mar 31 2016 - 09:43:33 EST


Chunyan Zhang <zhang.chunyan@xxxxxxxxxx> writes:

> The type of masterID is defined as 'unsigned int', theoretically one
> can set masterID with a number larger than 'INT_MAX' as long as
> 'stm_data::sw_end' is larger than 'INT_MAX'.
>
> Also, 'stm_data::start' and 'stm_data::end' is initialized in respective
> drivers which should be able to use any value less than 'UINT_MAX' for
> their masterIDs, of course including those values larger than 'INT_MAX',
> but the current policy is wrongly assuming that masterIDs would not be
> larger than 'INT_MAX'. This patch just corrected that.
>
> Signed-off-by: Chunyan Zhang <zhang.chunyan@xxxxxxxxxx>

Good catch, thanks!