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=-1.1 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS 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 32F0AC43219 for ; Fri, 3 May 2019 00:21:19 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id ED760205C9 for ; Fri, 3 May 2019 00:21:18 +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="rnmCSXI9" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726338AbfECAVJ (ORCPT ); Thu, 2 May 2019 20:21:09 -0400 Received: from bilbo.ozlabs.org ([203.11.71.1]:42289 "EHLO ozlabs.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726030AbfECAVJ (ORCPT ); Thu, 2 May 2019 20:21:09 -0400 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 44wCTt58BYz9s6w; Fri, 3 May 2019 10:21:06 +1000 (AEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=canb.auug.org.au; s=201702; t=1556842866; bh=iB2kFXGtEnOSbwiR9xeXR4mCwyLISyBZiA2Ze3gRu8Q=; h=Date:From:To:Cc:Subject:From; b=rnmCSXI9cMUnLeXno9pURgO/Biwsc2t2Xp1DQ+jJe4DbYzI6fvntgfij8LyCJqnGm EGgYkPkFnlCRnmRrj3CKW1QcGqD6CXSYpNt0axmFEuEMcBAaZO7mf4gosWC0aVhojS Z3oRP8Ag0OTmkkFBMr7zocO+EsQB9G4jsZnZ+XgDRkzpFmv6QjyA2tqWaikgNChSb5 NBXV+LpPkwnzgP+rTnqcKJN6KQX5RGDybhcXyQS6F8N6JcRS4gRUmT9a56DFlHTEwr +hQBvdQfltw5TS+Y1ZIsadXmkdmB2Q5t8A9vzN89nMODiZn0+gFgI0hJe5IPF2axEM i+fnX/+B+R8DQ== Date: Fri, 3 May 2019 10:21:05 +1000 From: Stephen Rothwell To: David Sterba Cc: Linux Next Mailing List , Linux Kernel Mailing List , Josef Bacik Subject: linux-next: build warning after merge of the btrfs-kdave tree Message-ID: <20190503102105.13578cc9@canb.auug.org.au> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; boundary="Sig_/K4F6Rk6H_h3u9KOnGG440l4"; protocol="application/pgp-signature" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --Sig_/K4F6Rk6H_h3u9KOnGG440l4 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: quoted-printable Hi David, After merging the btrfs-kdave tree, today's linux-next build (x86_64 allmodconfig) produced this warning: fs/btrfs/props.c: In function 'inherit_props': fs/btrfs/props.c:389:4: warning: 'num_bytes' may be used uninitialized in t= his function [-Wmaybe-uninitialized] btrfs_block_rsv_release(fs_info, trans->block_rsv, ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ num_bytes); ~~~~~~~~~~ Probably introduced by commit b835a4a3faec ("btrfs: use the existing reserved items for our first prop = for inheritance") Looks like a false positive to me. --=20 Cheers, Stephen Rothwell --Sig_/K4F6Rk6H_h3u9KOnGG440l4 Content-Type: application/pgp-signature Content-Description: OpenPGP digital signature -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEENIC96giZ81tWdLgKAVBC80lX0GwFAlzLiXEACgkQAVBC80lX 0GzPiAgAkCD5vW0p2Wllg6dt5AOJU2az/iQDy4SvSYz2JLvLvpOUnOpHs9YU+A9F mrWb8vkCUNq8ZJq79dHE3ICdlo9JsqHNfz1SOHTUc4uh4P7Dc5AUeO5kxFq8elm6 GC+5XlfRPpMlMAlGeQbplcAYUdq//cZOfRUHXADQSlS8/cZmjVzFfdXuUwha4qDg YuVIwEvs55573nvbH1T+a2QzYYatmiNIJlglzbHLoDgdKSiy1hbev1EYOT+CNiJu zCiHWaiinNyb8QeZwAJ+qBvJmjq56Md7i0CVY2pLLHSU6qkw4plGQCWNL9h+ctjr /wyP92ilqxutPot/OButB7m0Zzs6mA== =wCvO -----END PGP SIGNATURE----- --Sig_/K4F6Rk6H_h3u9KOnGG440l4--