Received: by 2002:a05:6a10:9848:0:0:0:0 with SMTP id x8csp798524pxf; Thu, 25 Mar 2021 14:24:06 -0700 (PDT) X-Google-Smtp-Source: ABdhPJxDxcocispM784hkdWOo5R8Anu00lBHoqK611B502qBp/3Dco+wYdoVYPNO535rIHAgep5H X-Received: by 2002:a17:906:1155:: with SMTP id i21mr11662707eja.218.1616707445765; Thu, 25 Mar 2021 14:24:05 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1616707445; cv=none; d=google.com; s=arc-20160816; b=dZOVlP4nsQZp5Zl/GANOQRcPWWxbcHpSScILF6GYV7Ghs7r/t1+6jCII/JnDPmRuck UpZ0mGU2/Ll4Bkq9tZGw/dk3B5g2mQZRZ/chJNRWEHGQ1bc78f3OEB47tXgZCmZMUm/9 hYQ2ZZ66AcSEY49AixwfmhxZC6Ta9BdbO5E1YD56MhObVF8Uft+KIeaHj3zLP0exQquh AsZzwIkhcx27CtvsKwHSaGCIyKxfYWDJ4DMFzoGjh96nu84LAeQshfH1wX+ExkOoOCGH phfMue8xmF72IjWG+eL3FmmNofDWOCG+/xM/i2XdkDoMQt2s6tRhpSx8ZcM3LMXqF3gh M7YQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :message-id:date:subject:cc:to:from:dkim-signature; bh=ex72Tejmqm01CO5iitHcidNTG+JjZOkOQfAFBeL7xZ8=; b=zo1HJQVWeO4p0LciTo8PXZER8Q6e3bg6qrFp6iXtYA8ZMfGzmkSMdzdMp2uLEWumaW MN0Ot2eIn4zTvaxjQhsjQANZQMUs0LWlYY/b7h0hWfP38S9lIvDXmq0uo2uwl7d/N0JF 7W15XTosOCP4/d7DXrOzgG0ufn3v6ZBlBpoUGYdBBnaFGZ4bsugzzvOMk8VcPK8qos5o Re8nO6gvKZa3e3sPg3YzHsBNrl4gWgM/Y7kWWYlWFIjYGWl19oBOeQheMWv0bGSP4mwA rOb9/0N3iKeLLZ1reTQdrGGVUYOY0PFnOk0A46U2YskPo+B2rsxYt308qeBmkG8S7wpz VOBw== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@gmail.com header.s=20161025 header.b=JgqUyMQj; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=QUARANTINE dis=NONE) header.from=gmail.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id hc31si5146534ejc.524.2021.03.25.14.23.42; Thu, 25 Mar 2021 14:24:05 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@gmail.com header.s=20161025 header.b=JgqUyMQj; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=QUARANTINE dis=NONE) header.from=gmail.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230340AbhCYVWi (ORCPT + 99 others); Thu, 25 Mar 2021 17:22:38 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56120 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230215AbhCYVW2 (ORCPT ); Thu, 25 Mar 2021 17:22:28 -0400 Received: from mail-wm1-x32c.google.com (mail-wm1-x32c.google.com [IPv6:2a00:1450:4864:20::32c]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 255EEC06174A; Thu, 25 Mar 2021 14:22:28 -0700 (PDT) Received: by mail-wm1-x32c.google.com with SMTP id a132-20020a1c668a0000b029010f141fe7c2so3894215wmc.0; Thu, 25 Mar 2021 14:22:28 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=ex72Tejmqm01CO5iitHcidNTG+JjZOkOQfAFBeL7xZ8=; b=JgqUyMQjIkLWBarjz1QCr0+MxwMia7z1QSh/V8uLC7tB7bZ2mYsOX8YUhVNJCmr6w8 hE9C/TafduTNF1e/li1+0dGDj7oBgo0H2w7istXW7k22USjhrrlj6IbjSNwhZMF3BkLM 56dQQLjXWwsmetQMZJn6DuRT7tBgVo6CftvMlaW8yzX42EOwBDxObWypBB+uLVuXlsJv f/0ukom1pxou+3LqBm5jv66NRiFyysyAKKSetlMf9/xUlTjIWol1N20Prt8Cga94aU76 zzZ5q+wYqGbKmQ/oclXaeWcxXptW2F0Q4+F1ixE3V1E8+c8zgQhYWKSo7IiizOCyQSug ez2A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=ex72Tejmqm01CO5iitHcidNTG+JjZOkOQfAFBeL7xZ8=; b=VwuQ6Z/gDcapnohmh6kSpXd+31OAL7avIYuxZMdlbaBX/SBo1RA0flwP9qHYw3UrIz XdtyK80o5LOu325QJ4QikTHNkeqSr5qZv1lBYrl4yYmtuO9nJnXiyHkM1WRHJd+kArdK OED+lvXbRc/CBOw4o1VgdkJ9ml5D9arWEC68u3UYbNm02udTY1E40B98KgWyQvuJcPnP H4u8XUbEUMipjxss6E6I/cbxiOcBXXXj7F/LWoL4g6+qjN/K7m3WAxR+50H+2jSkAsyH YgwNY6bkMPSm9/yC96aWHm8ah4bSsAscTehiEGsrb6413qqQOCdG/mEq/7b6bRC40nP6 McGQ== X-Gm-Message-State: AOAM533BpTf0XpNlovzrUZDAqOH5vYII78KUtbdkGr6aMWIDf38F0GfU ORe6cZeAdTd1U7WDkXI/o0c= X-Received: by 2002:a1c:68c5:: with SMTP id d188mr9577322wmc.119.1616707346754; Thu, 25 Mar 2021 14:22:26 -0700 (PDT) Received: from alaa ([197.57.239.61]) by smtp.gmail.com with ESMTPSA id s83sm8049753wmf.26.2021.03.25.14.22.26 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 25 Mar 2021 14:22:26 -0700 (PDT) From: Alaa Emad To: hverkuil@xs4all.nl Cc: gregkh@linuxfoundation.org, mchehab@kernel.org, linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, syzkaller@googlegroups.com, Alaa Emad , syzbot+a4e309017a5f3a24c7b3@syzkaller.appspotmail.com Subject: [PATCH] media: sq905.c: fix uninitialized variable Date: Thu, 25 Mar 2021 23:22:02 +0200 Message-Id: <20210325212202.142945-1-alaaemadhossney.ae@gmail.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Reported-by: syzbot+a4e309017a5f3a24c7b3@syzkaller.appspotmail.com Signed-off-by: Alaa Emad --- drivers/media/usb/gspca/sq905.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/media/usb/gspca/sq905.c b/drivers/media/usb/gspca/sq905.c index 97799cfb832e..54b733002f5c 100644 --- a/drivers/media/usb/gspca/sq905.c +++ b/drivers/media/usb/gspca/sq905.c @@ -157,8 +157,8 @@ static int sq905_ack_frame(struct gspca_dev *gspca_dev) static int sq905_read_data(struct gspca_dev *gspca_dev, u8 *data, int size, int need_lock) { - int ret; - int act_len; + int ret = 0; + int act_len = 0; gspca_dev->usb_buf[0] = '\0'; if (need_lock) -- 2.25.1