From patchwork Wed Mar 29 11:02:50 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mark Brown X-Patchwork-Id: 9651345 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 867BB602BE for ; Wed, 29 Mar 2017 11:06:23 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 8382F2780C for ; Wed, 29 Mar 2017 11:06:23 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 786D32846B; Wed, 29 Mar 2017 11:06:23 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.9 required=2.0 tests=BAYES_00,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id B88F92780C for ; Wed, 29 Mar 2017 11:06:22 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932246AbdC2LEF (ORCPT ); Wed, 29 Mar 2017 07:04:05 -0400 Received: from mezzanine.sirena.org.uk ([106.187.55.193]:56190 "EHLO mezzanine.sirena.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932214AbdC2LDF (ORCPT ); Wed, 29 Mar 2017 07:03:05 -0400 Received: from [2001:470:1f1d:6b5::3] (helo=debutante) by mezzanine.sirena.org.uk with esmtpsa (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.84_2) (envelope-from ) id 1ctBNN-0007hp-Gn; Wed, 29 Mar 2017 11:02:55 +0000 Received: from broonie by debutante with local (Exim 4.88) (envelope-from ) id 1ctBNK-0007Tr-Qx; Wed, 29 Mar 2017 12:02:50 +0100 From: Mark Brown To: Emiliano Ingrassia Cc: Mark Brown , Mark Brown , linux-spi@vger.kernel.org, linux-spi@vger.kernel.org In-Reply-To: <20170328074929.GA3196@ingrassia.epigenesys.com> Message-Id: Date: Wed, 29 Mar 2017 12:02:50 +0100 X-SA-Exim-Connect-IP: 2001:470:1f1d:6b5::3 X-SA-Exim-Mail-From: broonie@sirena.org.uk Subject: Applied "spi: dynamycally allocated message initialization" to the spi tree X-SA-Exim-Version: 4.2.1 (built Mon, 26 Dec 2011 16:24:06 +0000) X-SA-Exim-Scanned: No (on mezzanine.sirena.org.uk); Unknown failure Sender: linux-spi-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-spi@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP The patch spi: dynamycally allocated message initialization has been applied to the spi tree at git://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi.git All being well this means that it will be integrated into the linux-next tree (usually sometime in the next 24 hours) and sent to Linus during the next merge window (or sooner if it is a bug fix), however if problems are discovered then the patch may be dropped or reverted. You may get further e-mails resulting from automated or manual testing and review of the tree, please engage with people reporting problems and send followup patches addressing any issues that are reported if needed. If any updates are required or you are submitting further changes they should be sent as incremental updates against current git, existing patches will not be replaced. Please add any relevant lists and maintainers to the CCs when replying to this mail. Thanks, Mark From ed77d6bcafd75d247cf3c6ad685aa221cda1b8ba Mon Sep 17 00:00:00 2001 From: Emiliano Ingrassia Date: Tue, 28 Mar 2017 09:49:29 +0200 Subject: [PATCH] spi: dynamycally allocated message initialization Invoke the proper function while initializing a dynamically allocated spi_message to avoid NULL pointer dereference during resources deallocation. Signed-off-by: Emiliano Ingrassia Signed-off-by: Mark Brown --- include/linux/spi/spi.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/include/linux/spi/spi.h b/include/linux/spi/spi.h index 75c6bd0ac605..3b0070695375 100644 --- a/include/linux/spi/spi.h +++ b/include/linux/spi/spi.h @@ -891,7 +891,7 @@ static inline struct spi_message *spi_message_alloc(unsigned ntrans, gfp_t flags unsigned i; struct spi_transfer *t = (struct spi_transfer *)(m + 1); - INIT_LIST_HEAD(&m->transfers); + spi_message_init_no_memset(m); for (i = 0; i < ntrans; i++, t++) spi_message_add_tail(t, m); }