From mboxrd@z Thu Jan 1 00:00:00 1970 From: Chris Wilson Date: Mon, 23 Aug 2010 11:37:31 +0000 Subject: Re: [patch] i915: return -EFAULT if copy_to_user fails Message-Id: <89k77n$oo9f4d@fmsmga001.fm.intel.com> List-Id: References: <20100619131251.GB5467@bicker> In-Reply-To: <20100619131251.GB5467@bicker> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: Dan Carpenter , David Airlie Cc: dri-devel@lists.freedesktop.org, kernel-janitors@vger.kernel.org On Sat, 19 Jun 2010 15:12:51 +0200, Dan Carpenter wrote: > copy_to_user returns the number of bytes remaining to be copied, but we > want to return a negative error code here. These are returned to > userspace. > > Signed-off-by: Dan Carpenter Reviewed-by: Chris Wilson -- Chris Wilson, Intel Open Source Technology Centre From mboxrd@z Thu Jan 1 00:00:00 1970 From: Chris Wilson Subject: Re: [patch] i915: return -EFAULT if copy_to_user fails Date: Mon, 23 Aug 2010 12:37:31 +0100 Message-ID: <89k77n$oo9f4d@fmsmga001.fm.intel.com> References: <20100619131251.GB5467@bicker> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from mga01.intel.com (mga01.intel.com [192.55.52.88]) by gabe.freedesktop.org (Postfix) with ESMTP id 91EF39E79D for ; Mon, 23 Aug 2010 04:37:35 -0700 (PDT) In-Reply-To: <20100619131251.GB5467@bicker> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: dri-devel-bounces+sf-dri-devel=m.gmane.org@lists.freedesktop.org Errors-To: dri-devel-bounces+sf-dri-devel=m.gmane.org@lists.freedesktop.org To: Dan Carpenter , David Airlie Cc: dri-devel@lists.freedesktop.org, kernel-janitors@vger.kernel.org List-Id: dri-devel@lists.freedesktop.org On Sat, 19 Jun 2010 15:12:51 +0200, Dan Carpenter wrote: > copy_to_user returns the number of bytes remaining to be copied, but we > want to return a negative error code here. These are returned to > userspace. > > Signed-off-by: Dan Carpenter Reviewed-by: Chris Wilson -- Chris Wilson, Intel Open Source Technology Centre