linux-kernel - Re: [PATCH v0] media: i2c: fix the erroneous pointer initializer

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Message-ID: <Ytu8uSFlWir2YDu+@valkosipuli.retiisi.eu>
Date:   Sat, 23 Jul 2022 12:17:45 +0300
From:   Sakari Ailus <sakari.ailus@....fi>
To:     Lin Ma <linma@....edu.cn>
Cc:     dongchun.zhu@...iatek.com, zhengsq@...k-chips.com,
        mchehab@...nel.org, matthias.bgg@...il.com,
        linux-media@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-mediatek@...ts.infradead.org
Subject: Re: [PATCH v0] media: i2c: fix the erroneous pointer initializer

Hi Lin,

On Fri, Jul 22, 2022 at 11:08:01AM +0800, Lin Ma wrote:
> Hello there,
> 
> 
> > 
> > There are obvious errors for the initializer of ov02a10_i2c_driver,
> > ov2682_i2c_driver, and ov5695_i2c_driver as the code intended to assign
> > "address of function pointer" to function pointer. This patch fixes them
> > by removing redundant & operators.
> > 
> > Signed-off-by: Lin Ma <linma@....edu.cn>
> 
> Sorry as this is a false alarm :(
> I just get confused by the function pointers and function addresses and
> the original code works fine.

Thanks for the patch.

The original code works fine but functions are always by reference, the
preference is without &.

First patch version is typically 1 and there's no need to denote that.

-- 
Regards,

Sakari Ailus