linux-kernel - Re: [PATCH 0/4] iirqchip: Handle return value of kasprintf

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Date:   Fri, 22 Sep 2017 14:27:06 +0530
From:   Arvind Yadav <arvind.yadav.cs@...il.com>
To:     Marc Zyngier <marc.zyngier@....com>
Cc:     tglx@...utronix.de, jason@...edaemon.net, vz@...ia.com,
        slemieux.tyco@...il.com, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH 0/4] iirqchip: Handle return value of kasprintf

Hi Marc,

On Friday 22 September 2017 01:40 PM, Marc Zyngier wrote:
> On Wed, Sep 20 2017 at  1:38:18 pm BST, Arvind Yadav <arvind.yadav.cs@...il.com> wrote:
>> kasprintf() can fail here and we must check its return value.
> Or not. The use of these strings is purely cosmetic (they are only used
> to display various debug information), and printk is perfectly able to
> handle a NULL string.
>
> Refusing to probe an essential piece of HW because a debug feature
> failed seems at best counter-productive.
Yes, Your are right. Sorry for noise. :)
> Thanks,
>
> 	M.
~arvind