From: Alexandre Belloni <alexandre.belloni@bootlin.com>
To: Jamie Iles <quic_jiles@quicinc.com>
Cc: linux-i3c@lists.infradead.org, kernel test robot <lkp@intel.com>
Subject: Re: [PATCH] i3c: fix uninitialized variable use in i2c setup
Date: Tue, 8 Mar 2022 16:11:35 +0100 [thread overview]
Message-ID: <YidyJ50+JfpyKB80@piout.net> (raw)
In-Reply-To: <20220308134226.1042367-1-quic_jiles@quicinc.com>
On 08/03/2022 13:42:26+0000, Jamie Iles wrote:
> 97a82882d852 ("i3c: remove i2c board info from i2c_dev_desc") removed
> the boardinfo from i2c_dev_desc to decouple device enumeration from
> setup but did not correctly lookup the i2c_dev_desc to store the new
> device, instead dereferencing an uninitialized variable.
>
> Lookup the device that has already been registered by address to store
> the i2c client device.
>
> Fixes: 97a82882d852 ("i3c: remove i2c board info from i2c_dev_desc")
> Reported-by: kernel test robot <lkp@intel.com>
> Cc: Alexandre Belloni <alexandre.belloni@bootlin.com>
> Signed-off-by: Jamie Iles <quic_jiles@quicinc.com>
> ---
> drivers/i3c/master.c | 7 ++++++-
> 1 file changed, 6 insertions(+), 1 deletion(-)
>
Applied, thanks.
--
Alexandre Belloni, co-owner and COO, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com
--
linux-i3c mailing list
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prev parent reply other threads:[~2022-03-08 15:11 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-03-08 13:42 [PATCH] i3c: fix uninitialized variable use in i2c setup Jamie Iles
2022-03-08 15:11 ` Alexandre Belloni [this message]
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