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Message-ID: <20160708013152.GA10192@tetsubishi>
Date: Fri, 8 Jul 2016 10:31:54 +0900
From: Wolfram Sang <wsa@...-dreams.de>
To: Viresh Kumar <viresh.kumar@...aro.org>
Cc: Jean Delvare <jdelvare@...e.com>, linux-i2c@...r.kernel.org,
linux-kernel@...r.kernel.org, gregkh@...uxfoundation.org,
Johan Hovold <johan@...nel.org>, Alex Elder <elder@...aro.org>
Subject: Re: [PATCH 1/2] i2c-dev: don't get i2c adapter via i2c_dev
On Tue, Jul 05, 2016 at 07:57:06PM -0700, Viresh Kumar wrote:
> There is no code protecting i2c_dev to be freed after it is returned
> from i2c_dev_get_by_minor() and using it to access the value which we
> already have (minor) isn't safe really.
>
> Avoid using it and get the adapter directly from 'minor'.
>
> Signed-off-by: Viresh Kumar <viresh.kumar@...aro.org>
Applied to for-next, thanks!
Jean, thanks for providing the background information! That was exactly
the missing piece for me.
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