From mboxrd@z Thu Jan 1 00:00:00 1970 From: Thierry Reding Subject: Re: [PATCH v1] gpu: host1x: Fix dma_free_wc() argument in the error path Date: Mon, 14 May 2018 10:45:10 +0200 Message-ID: <20180514084510.GB18312@ulmo> References: <20180423095456.16697-1-digetx@gmail.com> Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="===============0235366946==" Return-path: In-Reply-To: <20180423095456.16697-1-digetx@gmail.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: Dmitry Osipenko Cc: linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, Mikko Perttunen List-Id: linux-tegra@vger.kernel.org --===============0235366946== Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="wq9mPyueHGvFACwf" Content-Disposition: inline --wq9mPyueHGvFACwf Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Mon, Apr 23, 2018 at 12:54:56PM +0300, Dmitry Osipenko wrote: > If IOVA allocation or IOMMU mapping fails, dma_free_wc() is invoked with > size=3D0 because of a typo, that triggers "kernel BUG at mm/vmalloc.c:124= !". >=20 > Signed-off-by: Dmitry Osipenko > --- > drivers/gpu/host1x/cdma.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) Applied, thanks. Thierry --wq9mPyueHGvFACwf Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAABCAAdFiEEiOrDCAFJzPfAjcif3SOs138+s6EFAlr5TJYACgkQ3SOs138+ s6HREg/6AvZhQov2KIbIWwTeMX0QdWhqCVvoOWpMfpwIKC6MxZXHQj7RV0RMdG1J ennhaAkaIDhHrkjYTU7AnZBbv8rtQB5pNLaKHg/JofU3ctgA7z3tpNhVYXoyuNeR W9n1aBVUrl7b+NECAU3z+JKPKrUa1Reh1d7k05c1Ve+tAEMtatY3/xflZfNXqDJd ajcGDlqo/dFRQ2aqs2f7Vu3FcB/HHkFW/nijKaXnk1DPIJY0EoxTFkvSFE2nO2kn oV2vHBe9pCMCMYQKBKizuBy/e35ISLA4E9MN87Fz3O+hf5zANAN9N1Vr+xSbLJuj Y3ojKW9GltmFsOkNh/rDM9F0Vb3+ss8ptMmBEVqoQ5yEtO+4p11TbEHHrV6tMgpR ReYAGdm34+nX0t8IVr1gwppuU/n9ZBmMigfxCWpJCp1s8bV60xYe5LDj3YI891C4 83Q9q/VilwSDdjBz4InN3juqJMvZgFnibWjNkn5BeWFQVymr8wq51SU9WCKtINWq 4JFKrAoF5TCaqN+XhMy9zC0C5rcjEJEgL2Y3Gp6MrwR/uBwXMT/9hcTgycLRplLG Eekf4GuCsEchBBVBowBgmCS9uU+5I6LR++ttoh86ObztPms4cXc+BdGUDI0f3zEo Aoe04Nbx75MGZeQI+8lk0IFZIKVGWcKXeM0WOFMT9XDJ2yHLsts= =eBwA -----END PGP SIGNATURE----- --wq9mPyueHGvFACwf-- --===============0235366946== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: base64 Content-Disposition: inline X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KZHJpLWRldmVs IG1haWxpbmcgbGlzdApkcmktZGV2ZWxAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCmh0dHBzOi8vbGlz dHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vZHJpLWRldmVsCg== --===============0235366946==--