linux-kernel - Re: [PATCH 02/49] regmap-irq: Fix offset/index mismatch in read_sub_irq

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Message-ID: <20220623232931.GA21400@quicinc.com>
Date:   Thu, 23 Jun 2022 16:29:31 -0700
From:   Guru Das Srinagesh <quic_gurus@...cinc.com>
To:     Aidan MacDonald <aidanmacdonald.0x0@...il.com>
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Subject: Re: [PATCH 02/49] regmap-irq: Fix offset/index mismatch in
 read_sub_irq_data()

On Mon, Jun 20, 2022 at 09:05:57PM +0100, Aidan MacDonald wrote:
> We need to divide the sub-irq status register offset by register
> stride to get an index for the status buffer to avoid an out of
> bounds write when the register stride is greater than 1.
> 
> Fixes: a2d21848d921 ("regmap: regmap-irq: Add main status register support")
> Signed-off-by: Aidan MacDonald <aidanmacdonald.0x0@...il.com>

Reviewed-by: Guru Das Srinagesh <quic_gurus@...cinc.com>