From patchwork Wed May 27 16:10:53 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: William Towle X-Patchwork-Id: 6491041 Return-Path: X-Original-To: patchwork-linux-media@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 66134C0020 for ; Wed, 27 May 2015 16:11:17 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id AA8C42064E for ; Wed, 27 May 2015 16:11:16 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id D19CF20652 for ; Wed, 27 May 2015 16:11:15 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752635AbbE0QLK (ORCPT ); Wed, 27 May 2015 12:11:10 -0400 Received: from 82-70-136-246.dsl.in-addr.zen.co.uk ([82.70.136.246]:52431 "EHLO xk120.dyn.ducie.codethink.co.uk" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1752405AbbE0QLB (ORCPT ); Wed, 27 May 2015 12:11:01 -0400 Received: from william by xk120.dyn.ducie.codethink.co.uk with local (Exim 4.80) (envelope-from ) id 1Yxdv1-0005H0-LG; Wed, 27 May 2015 17:10:59 +0100 From: William Towle To: linux-media@vger.kernel.org, linux-kernel@lists.codethink.co.uk Cc: Guennadi Liakhovetski , Sergei Shtylyov , Hans Verkuil Subject: [PATCH 15/15] media: rcar_vin: Reject videobufs that are too small for current format Date: Wed, 27 May 2015 17:10:53 +0100 Message-Id: <1432743053-13479-16-git-send-email-william.towle@codethink.co.uk> X-Mailer: git-send-email 1.7.10.4 In-Reply-To: <1432743053-13479-1-git-send-email-william.towle@codethink.co.uk> References: <1432743053-13479-1-git-send-email-william.towle@codethink.co.uk> Sender: linux-media-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org X-Spam-Status: No, score=-6.9 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, T_RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Rob Taylor In videobuf_setup reject buffers that are too small for the configured format. Fixes v4l2-complience issue. Signed-off-by: Rob Taylor Reviewed-by: William Towle --- drivers/media/platform/soc_camera/rcar_vin.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/media/platform/soc_camera/rcar_vin.c b/drivers/media/platform/soc_camera/rcar_vin.c index 5523d04..a226c02 100644 --- a/drivers/media/platform/soc_camera/rcar_vin.c +++ b/drivers/media/platform/soc_camera/rcar_vin.c @@ -541,6 +541,9 @@ static int rcar_vin_videobuf_setup(struct vb2_queue *vq, unsigned int bytes_per_line; int ret; + if (fmt->fmt.pix.sizeimage < icd->sizeimage) + return -EINVAL; + xlate = soc_camera_xlate_by_fourcc(icd, fmt->fmt.pix.pixelformat); if (!xlate)