From patchwork Wed Aug 10 00:31:53 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ammar Faizi X-Patchwork-Id: 12940082 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 2A264C3F6B0 for ; Wed, 10 Aug 2022 00:32:41 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229436AbiHJAck (ORCPT ); Tue, 9 Aug 2022 20:32:40 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41660 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229872AbiHJAci (ORCPT ); Tue, 9 Aug 2022 20:32:38 -0400 Received: from gnuweeb.org (gnuweeb.org [51.81.211.47]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id F306778208 for ; Tue, 9 Aug 2022 17:32:37 -0700 (PDT) Received: from integral2.. (unknown [180.246.144.41]) by gnuweeb.org (Postfix) with ESMTPSA id AB91580818; Wed, 10 Aug 2022 00:32:35 +0000 (UTC) X-GW-Data: lPqxHiMPbJw1wb7CM9QUryAGzr0yq5atzVDdxTR0iA== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=gnuweeb.org; s=default; t=1660091557; bh=Goxkml2Kgc8NNLi9Lw2CvK/OUKT6Ntuv+SVwp3+YSco=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=HZGJJ6xpjjSV6EwuOxol+onVm/EJGPmdKObiQe1zu1Vk8MukjW9jrsWnGS8adT7mP tLCbLovl2kaojliBG2O5zlHxk5fIUMr0st99gz2903rV40sR6J8TPLVo5dZZGnzvCD 5lqZsMHDkc2rXNZD/c60w4+vMtOCQmkoHnaiA0m8NdA2ih/IWScCsACqOD107zvNdH cr+EHyppVfkyNllJZGa8daJhxQuHfGOy9IhO/+PRw7Yva0Vk9lB6pmzLv2qdjTna9v 19A8xdgb0SCkKchP7IoztbASnz2LC02sHNZREuS8ssHtDWkECIYvcQ1L66RA/C8/HU Bz47oy4seg63A== From: Ammar Faizi To: Jens Axboe Cc: Ammar Faizi , Vitaly Chikunov , Fernanda Ma'rouf , Kanna Scarlet , io-uring Mailing List , GNU/Weeb Mailing List Subject: [PATCH liburing v1 04/10] test/fixed-reuse: Fix reading from uninitialized array Date: Wed, 10 Aug 2022 07:31:53 +0700 Message-Id: <20220810002735.2260172-5-ammar.faizi@intel.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20220810002735.2260172-1-ammar.faizi@intel.com> References: <20220810002735.2260172-1-ammar.faizi@intel.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: io-uring@vger.kernel.org From: Ammar Faizi Fix this: ==2253268== Conditional jump or move depends on uninitialised value(s) ==2253268== at 0x109F0E: test (fixed-reuse.c:109) ==2253268== by 0x109A62: main (fixed-reuse.c:147) Link: https://github.com/axboe/liburing/issues/640 Reported-by: Vitaly Chikunov Signed-off-by: Ammar Faizi --- test/fixed-reuse.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/test/fixed-reuse.c b/test/fixed-reuse.c index 401251a..a248e35 100644 --- a/test/fixed-reuse.c +++ b/test/fixed-reuse.c @@ -26,7 +26,7 @@ static int test(struct io_uring *ring) { struct io_uring_cqe *cqe; struct io_uring_sqe *sqe; - char buf[BSIZE]; + char buf[BSIZE] = { }; int ret, i; /* open FNAME1 in slot 0 */