Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753892AbdHKVmt (ORCPT ); Fri, 11 Aug 2017 17:42:49 -0400 Received: from shards.monkeyblade.net ([184.105.139.130]:60518 "EHLO shards.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753786AbdHKVms (ORCPT ); Fri, 11 Aug 2017 17:42:48 -0400 Date: Fri, 11 Aug 2017 14:42:47 -0700 (PDT) Message-Id: <20170811.144247.1138775470621031230.davem@davemloft.net> To: khoroshilov@ispras.ru Cc: romieu@fr.zoreil.com, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, ldv-project@linuxtesting.org Subject: Re: [PATCH v3 net-next 1/2] wan: dscc4: add checks for dma mapping errors From: David Miller In-Reply-To: <1502405721-27738-1-git-send-email-khoroshilov@ispras.ru> References: <20170808232147.GA27445@electric-eye.fr.zoreil.com> <1502405721-27738-1-git-send-email-khoroshilov@ispras.ru> X-Mailer: Mew version 6.7 on Emacs 25.2 / Mule 6.0 (HANACHIRUSATO) Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit X-Greylist: Sender succeeded SMTP AUTH, not delayed by milter-greylist-4.5.12 (shards.monkeyblade.net [149.20.54.216]); Fri, 11 Aug 2017 14:42:47 -0700 (PDT) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 338 Lines: 11 From: Alexey Khoroshilov Date: Fri, 11 Aug 2017 01:55:20 +0300 > The driver does not check if mapping dma memory succeed. > The patch adds the checks and failure handling. > > Found by Linux Driver Verification project (linuxtesting.org). > > Signed-off-by: Alexey Khoroshilov Applied.