Re: [PATCH] HID: core: Correctly handle ReportSize being zero

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On Sat, 29 Aug 2020, Marc Zyngier wrote:

> It appears that a ReportSize value of zero is legal, even if a bit
> non-sensical. Most of the HID code seems to handle that gracefully,
> except when computing the total size in bytes. When fed as input to
> memset, this leads to some funky outcomes.
> 
> Detect the corner case and correctly compute the size.
> 
> Cc: stable@xxxxxxxxxxxxxxx
> Signed-off-by: Marc Zyngier <maz@xxxxxxxxxx>

Thanks Marc; Benjamin will be pushing this patch through his regression 
testing machinery, and if all is good, I'll push it for 5.9-rc still.

-- 
Jiri Kosina
SUSE Labs




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