From mboxrd@z Thu Jan 1 00:00:00 1970 From: Takashi Iwai Subject: Re: [PATCH] ALSA: emux: stop if copy_from_user() fails Date: Fri, 31 Mar 2017 16:24:07 +0200 Message-ID: References: <20170331135340.GA22338@mwanda> Mime-Version: 1.0 (generated by SEMI 1.14.6 - "Maruoka") Content-Type: text/plain; charset=US-ASCII Return-path: In-Reply-To: <20170331135340.GA22338@mwanda> Sender: kernel-janitors-owner@vger.kernel.org To: Dan Carpenter Cc: Jaroslav Kysela , alsa-devel@alsa-project.org, kernel-janitors@vger.kernel.org List-Id: alsa-devel@alsa-project.org On Fri, 31 Mar 2017 15:53:40 +0200, Dan Carpenter wrote: > > If we can't fill the "patch" struct because "count" is too small (it can > be as low as 4 bytes) or because copy_from_user() failed, then just > return instead of using unintialized data. > > Signed-off-by: Dan Carpenter Thanks, applied now. Takashi From mboxrd@z Thu Jan 1 00:00:00 1970 From: Takashi Iwai Date: Fri, 31 Mar 2017 14:24:07 +0000 Subject: Re: [PATCH] ALSA: emux: stop if copy_from_user() fails Message-Id: List-Id: References: <20170331135340.GA22338@mwanda> In-Reply-To: <20170331135340.GA22338@mwanda> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: Dan Carpenter Cc: Jaroslav Kysela , alsa-devel@alsa-project.org, kernel-janitors@vger.kernel.org On Fri, 31 Mar 2017 15:53:40 +0200, Dan Carpenter wrote: > > If we can't fill the "patch" struct because "count" is too small (it can > be as low as 4 bytes) or because copy_from_user() failed, then just > return instead of using unintialized data. > > Signed-off-by: Dan Carpenter Thanks, applied now. Takashi