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=-0.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS autolearn=no 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 A6CB5C35673 for ; Sun, 23 Feb 2020 22:57:44 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 7F1C8206E0 for ; Sun, 23 Feb 2020 22:57:44 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=canb.auug.org.au header.i=@canb.auug.org.au header.b="QMxlKZL5" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727165AbgBWW5n (ORCPT ); Sun, 23 Feb 2020 17:57:43 -0500 Received: from ozlabs.org ([203.11.71.1]:40645 "EHLO ozlabs.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726534AbgBWW5n (ORCPT ); Sun, 23 Feb 2020 17:57:43 -0500 Received: from authenticated.ozlabs.org (localhost [127.0.0.1]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (P-256) server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by mail.ozlabs.org (Postfix) with ESMTPSA id 48QgZX5MqBz9sPK; Mon, 24 Feb 2020 09:57:40 +1100 (AEDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=canb.auug.org.au; s=201702; t=1582498661; bh=LppL+zXZRR2RuhQS03WEqjQ0MvrZBZ5ftT7jLArX0HM=; h=Date:From:To:Cc:Subject:From; b=QMxlKZL5SMNgeYr1fC5K47g4QzSQTbXzK1e3bQC+d01c+ToTdZvf9oqk1FnuIY4eA 9JR6uCMr54YSWM+ODObpBE1U2M5g3qhqlLYR7XRLDW8M8N8bxwos4Bq4xasNn5zlv2 Mi4qRMiFHg7/04j0vrk2sIXUzpvcxMGZIgpzf3AINrYJV2uC6+xVfHVspJ7v7B6SSO UtbmJ73KPvOnzj+FSNvUHAenvDVcdGadAnAFXkOuEn4vO7fFgScB2Dt7ZcrqS51asp wIiIuikcRmg8ts25Q+ojhVQgQOuQkmBxjnA8yTv7Venqsoe0uub8ctf8ns0lWuW4RB eEK1kuYt7UT5w== Date: Mon, 24 Feb 2020 09:57:35 +1100 From: Stephen Rothwell To: David Sterba Cc: Linux Next Mailing List , Linux Kernel Mailing List , Johannes Thumshirn Subject: linux-next: build warning after merge of the btrfs tree Message-ID: <20200224095735.179fe582@canb.auug.org.au> MIME-Version: 1.0 Content-Type: multipart/signed; boundary="Sig_/WdbFw7dQ_vZSuSPEsU.Is2+"; protocol="application/pgp-signature"; micalg=pgp-sha256 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --Sig_/WdbFw7dQ_vZSuSPEsU.Is2+ Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: quoted-printable Hi all, After merging the btrfs tree, today's linux-next build (x86_64 allmodconfig) produced this warning: fs/btrfs/check-integrity.c: In function 'btrfsic_process_superblock_dev_mir= ror': fs/btrfs/check-integrity.c:916:9: warning: 'ret' may be used uninitialized = in this function [-Wmaybe-uninitialized] 916 | return ret; | ^~~ Introduced by commit 5a03d907a555 ("btrfs: remove buffer_heads form super block mirror integri= ty checking") I think this is not a false positive since ret is only assigned is a "goto out" is executed. --=20 Cheers, Stephen Rothwell --Sig_/WdbFw7dQ_vZSuSPEsU.Is2+ Content-Type: application/pgp-signature Content-Description: OpenPGP digital signature -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEENIC96giZ81tWdLgKAVBC80lX0GwFAl5TA18ACgkQAVBC80lX 0Gx5agf/d0Hry+sKl9Q/OHWk/1gcc9n15hs6Rv9+T+aZEpJW8/C4t0NUrwvv7cl4 rr1KpTbt6MGjD64VenbOQdXheZOoKm5WJNgkDPw5sW7IFFFFWuj7baKmieCPnxnY KamOAx04UUtgRGbTzupmeDnRP88/GDq8attPIil1jPAAmjUTCMuW/pOczKZPuPcn 7ok82GcTVDhs1XKhwsINnStusA5/Zd99UUxf7Txc6O8CZL/KnorAM6qJwZMfRXOn X0QS9eFUfy1n+scxoNTyZDwxy/qgZs8Dnc5z0yBZROr/nxbNTfpmvAc8jEJzLEer 8uqr2bH9BHUK88MpdjGhTAx9SoiIvg== =4uJh -----END PGP SIGNATURE----- --Sig_/WdbFw7dQ_vZSuSPEsU.Is2+--