From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-10.5 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id D85CEC43387 for ; Fri, 11 Jan 2019 14:20:09 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id A8AA721872 for ; Fri, 11 Jan 2019 14:20:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1547216409; bh=rIVjOYakZB7JPdrngqddDLVGKx/VZci+QuM6OGMkUUI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=ageu+Guhr4gVjD4oEcRXIhJljUJ2XpOTqqDibYlCXRcTfhNd3szreCr/p+jGcdnUk CxG0qfLiUy+JpTpqzX/BYNMGwO65UM5u2hB4f2MF0IZgFHVLHgJIWLEM2dYuzyW42F PjPraCEE0Tpiy1ROphVowt1hTuO9SWuPIiBG2f3o= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2388056AbfAKOUH (ORCPT ); Fri, 11 Jan 2019 09:20:07 -0500 Received: from mail.kernel.org ([198.145.29.99]:37572 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731690AbfAKOUE (ORCPT ); Fri, 11 Jan 2019 09:20:04 -0500 Received: from localhost (5356596B.cm-6-7b.dynamic.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id C6BE92183F; Fri, 11 Jan 2019 14:20:03 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1547216404; bh=rIVjOYakZB7JPdrngqddDLVGKx/VZci+QuM6OGMkUUI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=tEGJVFNTZA1mxhaq9+A81HT8ZbkthuGi6ru7/7Ks/IgVCyMT15WbWIP0Zpt5dwxLT aFER9/nN0xjrxHzab8TUAjQZYUDFspUSFsC6otlOgEi1MREMH66epMh88BqLiN4d+o LSBPzvjPhrn95UUzZSVjweKUFgpf+NTEBvleSyMw= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Hans Verkuil , syzbot+0cc8e3cc63ca373722c6@syzkaller.appspotmail.com, Mauro Carvalho Chehab Subject: [PATCH 4.4 50/88] media: vivid: free bitmap_cap when updating std/timings/etc. Date: Fri, 11 Jan 2019 15:08:19 +0100 Message-Id: <20190111131053.497914379@linuxfoundation.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190111131045.137499039@linuxfoundation.org> References: <20190111131045.137499039@linuxfoundation.org> User-Agent: quilt/0.65 X-stable: review X-Patchwork-Hint: ignore MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 4.4-stable review patch. If anyone has any objections, please let me know. ------------------ From: Hans Verkuil commit 560ccb75c2caa6b1039dec1a53cd2ef526f5bf03 upstream. When vivid_update_format_cap() is called it should free any overlay bitmap since the compose size will change. Signed-off-by: Hans Verkuil Reported-by: syzbot+0cc8e3cc63ca373722c6@syzkaller.appspotmail.com Cc: # for v3.18 and up Signed-off-by: Mauro Carvalho Chehab Signed-off-by: Greg Kroah-Hartman --- drivers/media/platform/vivid/vivid-vid-cap.c | 2 ++ 1 file changed, 2 insertions(+) --- a/drivers/media/platform/vivid/vivid-vid-cap.c +++ b/drivers/media/platform/vivid/vivid-vid-cap.c @@ -461,6 +461,8 @@ void vivid_update_format_cap(struct vivi tpg_s_rgb_range(&dev->tpg, v4l2_ctrl_g_ctrl(dev->rgb_range_cap)); break; } + vfree(dev->bitmap_cap); + dev->bitmap_cap = NULL; vivid_update_quality(dev); tpg_reset_source(&dev->tpg, dev->src_rect.width, dev->src_rect.height, dev->field_cap); dev->crop_cap = dev->src_rect;