linux-kernel - Re: [PATCH] media: atomisp: Fix error handling in probe

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Message-ID: <20210810150411.GG3@paasikivi.fi.intel.com>
Date:   Tue, 10 Aug 2021 18:04:11 +0300
From:   Sakari Ailus <sakari.ailus@...ux.intel.com>
To:     Evgeny Novikov <novikov@...ras.ru>
Cc:     Mauro Carvalho Chehab <mchehab@...nel.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Alex Dewar <alex.dewar90@...il.com>,
        Colin Ian King <colin.king@...onical.com>,
        Linus Walleij <linus.walleij@...aro.org>,
        linux-media@...r.kernel.org, linux-staging@...ts.linux.dev,
        linux-kernel@...r.kernel.org, ldv-project@...uxtesting.org
Subject: Re: [PATCH] media: atomisp: Fix error handling in probe

On Tue, Aug 10, 2021 at 02:53:03PM +0300, Evgeny Novikov wrote:
> There were several issues with handling errors in lm3554_probe():
> - Probe did not set the error code when v4l2_ctrl_handler_init() failed.
> - It intermixed gotos for handling errors of v4l2_ctrl_handler_init()
>   and media_entity_pads_init().
> - Probe did not free resources in case of failures of
>   atomisp_register_i2c_module().
> 
> The patch fixes all these issues.
> 
> Found by Linux Driver Verification project (linuxtesting.org).
> 
> Signed-off-by: Evgeny Novikov <novikov@...ras.ru>

Acked-by: Sakari Ailus <sakari.ailus@...ux.intel.com>

-- 
Sakari Ailus