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From: Mark Brown <broonie-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
To: Arvind Yadav <arvind.yadav.cs-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
Cc: linux-spi-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: [PATCH] spi: loopback-test: Fix kfree() NULL pointer error.
Date: Wed, 28 Jun 2017 20:14:52 +0100	[thread overview]
Message-ID: <20170628191452.vjylivjghzzpk3g7@sirena.org.uk> (raw)
In-Reply-To: <36969f0624050d0ca6262e79bf4935698d063d84.1497950982.git.arvind.yadav.cs-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>

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On Tue, Jun 20, 2017 at 03:00:53PM +0530, Arvind Yadav wrote:
> Here, rx/tx allocation can fail. So avoid kvfree call
> with NULL pointer.

It's not an error to free NULL, the APIs will just ignore the value.

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  parent reply	other threads:[~2017-06-28 19:14 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-06-20  9:30 [PATCH] spi: loopback-test: Fix kfree() NULL pointer error Arvind Yadav
     [not found] ` <36969f0624050d0ca6262e79bf4935698d063d84.1497950982.git.arvind.yadav.cs-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2017-06-28 19:14   ` Mark Brown [this message]
2017-06-28 19:24   ` Applied "spi: loopback-test: Fix kfree() NULL pointer error." to the spi tree Mark Brown

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