linux-kernel - Re: [PATCH v3 1/1] i2c: Set pinctrl recovery info to device pinctrl

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Date:   Tue, 20 Dec 2022 21:32:11 +0200
From:   "Hawa, Hanna" <hhhawa@...zon.com>
To:     Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
CC:     <wsa@...nel.org>, <linus.walleij@...aro.org>,
        <linux-i2c@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <linux-gpio@...r.kernel.org>, <dwmw@...zon.co.uk>,
        <benh@...zon.com>, <ronenk@...zon.com>, <talel@...zon.com>,
        <jonnyc@...zon.com>, <hanochu@...zon.com>, <farbere@...zon.com>,
        <itamark@...zon.com>
Subject: Re: [PATCH v3 1/1] i2c: Set pinctrl recovery info to device pinctrl



On 12/20/2022 9:18 PM, Andy Shevchenko wrote:
>> How you suggest to simplify this?
> Using Elvis operator, which is ?:.

Are you refer to use 'return dev->pins && dev->pins->p ?: NULL;' ?
Can't use Elvis operator in this way, because it will return the result 
of 'dev->pins && dev->pins->p' and not the value of 'dev->pins->p'

> 
>> I can use 'return dev->pins ? dev->pins->p ?: dev->pins->p : NULL;'
> Have you even try to compile this?
Yup, the code compiled, but i think the first suggestion is more readable.

>