From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mark Brown Subject: Re: [PATCH] spi: loopback-test: Fix kfree() NULL pointer error. Date: Wed, 28 Jun 2017 20:14:52 +0100 Message-ID: <20170628191452.vjylivjghzzpk3g7@sirena.org.uk> References: <36969f0624050d0ca6262e79bf4935698d063d84.1497950982.git.arvind.yadav.cs@gmail.com> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="5j2nuyw7nm5ikvkw" Cc: linux-spi-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Arvind Yadav Return-path: Content-Disposition: inline In-Reply-To: <36969f0624050d0ca6262e79bf4935698d063d84.1497950982.git.arvind.yadav.cs-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org> Sender: linux-spi-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-ID: --5j2nuyw7nm5ikvkw Content-Type: text/plain; charset=us-ascii Content-Disposition: inline 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. --5j2nuyw7nm5ikvkw Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQEzBAABCAAdFiEEreZoqmdXGLWf4p/qJNaLcl1Uh9AFAllUACsACgkQJNaLcl1U h9BsXgf/XZdf4j/HZlLzazj5OAz1NmbvJen7zK4gYvtcZJweV6+3ZKDP+NB63OIJ 7HF8IB51eWm3ZsyEAMMgVxA+MfC56b9Qwejsqc9USFZr+8f30W/xZcGWjS5X+8BQ uQVW0rDVOpHkVSzzBb2OwDCf+8cqU3r42k6hEbFWg20tAYgMg2Bm+sKocInCvPt5 QCu4+J57M1Ix3y+b0Ul6VcRteEItKhqYqRG7j/hn5tg/ur9NR6kQbCUYKFnH2W8l 3AwWCpDBBRjKx/BnUgcsIHOn72Tk0u1LAMphsIGlFwqSyhafXATbCEoK7AcOYYX2 pzP6C4KXiwv3UAM64O7N0A90GkFskQ== =gd4b -----END PGP SIGNATURE----- --5j2nuyw7nm5ikvkw-- -- To unsubscribe from this list: send the line "unsubscribe linux-spi" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html