linux-kernel - Re: [PATCH] driver core: platform: Rename platform_get_irq_optional() to platform_get_irq

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Date:   Wed, 19 Jan 2022 20:40:19 +0200
From:   Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To:     Uwe Kleine-König 
        <u.kleine-koenig@...gutronix.de>
Cc:     Sergey Shtylyov <s.shtylyov@....ru>,
        Florian Fainelli <f.fainelli@...il.com>,
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Subject: Re: [PATCH] driver core: platform: Rename
 platform_get_irq_optional() to platform_get_irq_silent()

On Sat, Jan 15, 2022 at 02:55:50PM +0100, Uwe Kleine-König wrote:
> On Fri, Jan 14, 2022 at 08:55:07PM +0300, Sergey Shtylyov wrote:

> Or do you think kmalloc should better be called
> kmalloc_optional because it returns NULL if there is no more memory
> available?

Oh, do you know that kmalloc() may return NULL and small cookie value and
actually one has to check for that (yes, either before or after against
different variables)?

kmalloc() is exactly an example that justifies the Sergey's patch.

-- 
With Best Regards,
Andy Shevchenko