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=-15.7 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable 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 755D1C433B4 for ; Tue, 13 Apr 2021 13:06:21 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 441E06109D for ; Tue, 13 Apr 2021 13:06:21 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1343753AbhDMNGh (ORCPT ); Tue, 13 Apr 2021 09:06:37 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40818 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229610AbhDMNGe (ORCPT ); Tue, 13 Apr 2021 09:06:34 -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 8ABF4C061574; Tue, 13 Apr 2021 06:06:14 -0700 (PDT) Received: by mail-wm1-x32c.google.com with SMTP id u5-20020a7bcb050000b029010e9316b9d5so8711292wmj.2; Tue, 13 Apr 2021 06:06:14 -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; bh=6iIxabbABCVQUceL64W/qjOv0NrxRjxEGVm5CqC0Sp4=; b=ODtqRIkOff7Jy0N6cKEBiOUiIeZX70tw3vcS6hphomxgVOv13p03tIIQNVIIapLjev KWNynunW/hl7pENIVd7NpuRPfYaUs3LHR6jXGgtyBX/JeKafM9LTCqXhtvo2uk1hYfGV ko94DCrFFLNF5vjsTyRiANBUfWbilTZyT9mKAEhZMMinxQX6chFaeEgWngxlB8GMSzIp qxMA2w4SLm6Q0TTm5AwnWHM4ny5GDojz0gV+Vpt2HqLorY7BWY06OSqDjyTpfEDir+zD 3W164bJJ2UcwVi8Nuybo+xjwhqMBh5Bdy0FaQnoqNIqmK6Ldyif9A/dL2ywt4Kefrfo9 KtFg== 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; bh=6iIxabbABCVQUceL64W/qjOv0NrxRjxEGVm5CqC0Sp4=; b=o549LpBWF8ef7dRSBL4gmrz5c+gQ7dGUUDL/H1N763YP2KOpVh0hc0TSYUGRYzI3Zt HpHWTG1zWtGFbBrTYok7YC1KC5vqABEOip9US053IKa58209MggVWrjWsQ5pLbjo9/i/ dvLRC/zoAlE7DwZ5CYjIWrZ070uB/viM2+LfEujeDb9Uk4Gyvg4Q7VJo7k1YO6S415pp SHBQT8IEUqYgAq5Oqdq8uP+JqTOKbUYheeQHOhz63dI5ebGDxSJ36wRT1e2pakq2lGzc hSdSeOAU0Iz3PNfO5em0PzLaHB4j/MSMmxHx7q6eiuX3oeJo+L8tqWwQRoo7yGdVD10e BBSg== X-Gm-Message-State: AOAM5305C+wMjTz5/VitFm9ZdWI/7J4DnxJJ6OKhCcD2redz0QLEMSRl qTwpMAvOxJcWhZivjFwGz14= X-Google-Smtp-Source: ABdhPJwAt7l/7XKncnUZeKMr5fkcfptD5oCB0hubq1HkPbdFV7iaS5FlVytjKSgJXngNSMDAOTyivg== X-Received: by 2002:a1c:ed0a:: with SMTP id l10mr4027963wmh.151.1618319173292; Tue, 13 Apr 2021 06:06:13 -0700 (PDT) Received: from localhost.localdomain ([197.3.90.181]) by smtp.gmail.com with ESMTPSA id j23sm2372320wmo.33.2021.04.13.06.06.11 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 13 Apr 2021 06:06:12 -0700 (PDT) From: Khaled ROMDHANI To: clm@fb.com, josef@toxicpanda.com, dsterba@suse.com Cc: Khaled ROMDHANI , linux-btrfs@vger.kernel.org, linux-kernel@vger.kernel.org, kernel-janitors@vger.kernel.org Subject: [PATCH-next] fs/btrfs: Fix uninitialized variable Date: Tue, 13 Apr 2021 14:06:04 +0100 Message-Id: <20210413130604.11487-1-khaledromdhani216@gmail.com> X-Mailer: git-send-email 2.17.1 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The variable zone is not initialized. It may causes a failed assertion. Addresses-Coverity: ("Uninitialized variables") Signed-off-by: Khaled ROMDHANI --- fs/btrfs/zoned.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/fs/btrfs/zoned.c b/fs/btrfs/zoned.c index eeb3ebe11d7a..ee15ab8dccb5 100644 --- a/fs/btrfs/zoned.c +++ b/fs/btrfs/zoned.c @@ -136,7 +136,7 @@ static int sb_write_pointer(struct block_device *bdev, struct blk_zone *zones, */ static inline u32 sb_zone_number(int shift, int mirror) { - u64 zone; + u64 zone = 0; ASSERT(mirror < BTRFS_SUPER_MIRROR_MAX); switch (mirror) { -- 2.17.1