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 4CD61C43381 for ; Sun, 17 Mar 2019 23:30:32 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 116242085A for ; Sun, 17 Mar 2019 23:30:32 +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="cl1Nz4Nt" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727764AbfCQXaa (ORCPT ); Sun, 17 Mar 2019 19:30:30 -0400 Received: from ozlabs.org ([203.11.71.1]:42165 "EHLO ozlabs.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726229AbfCQXaa (ORCPT ); Sun, 17 Mar 2019 19:30:30 -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 44MwXg42qwz9ryj; Mon, 18 Mar 2019 10:30:26 +1100 (AEDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=canb.auug.org.au; s=201702; t=1552865427; bh=X0l26mIHr48zUWeYTy68Wr00wHaPBnBiYsqnSSjiLJc=; h=Date:From:To:Cc:Subject:From; b=cl1Nz4NtSLV4D7PvlQ8dKjkpNSpNgHOFuM3H0eZVhik1cIjDApgiH3AohrhqXSpYb 8AHrC6pw3B2h04Lu/kXEDj58lHkZlsX9nTuw20s0qnMKjhqDeL1qYN7vBwHF44wy7g 2bu1TXQLrIw8ClB+QfNzRuXUSc+RIW8t3X6UQVHL9FA707FExmchYGAJpqQplu1zmo 0qjHCVw9jFMHjWOBtwtgS934vzR7lk89z2I63BA2NJndzpnH6h41w7KLu2uM228JB8 DHkheQUz3v7kvbEa3PaILVByHnPvc9tBnWW7NcWQsLc3i+0D/guO5+GH28mU5R13zl y4ngDWa067dkQ== Date: Mon, 18 Mar 2019 10:30:25 +1100 From: Stephen Rothwell To: Marcel Holtmann , Johan Hedberg Cc: Linux Next Mailing List , Linux Kernel Mailing List , Sean Wang Subject: linux-next: build warning after merge of the bluetooth tree Message-ID: <20190318103025.12221d14@canb.auug.org.au> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; boundary="Sig_/VoK8rJ/=9pFlPirTxDeQ.3P"; protocol="application/pgp-signature" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --Sig_/VoK8rJ/=9pFlPirTxDeQ.3P Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: quoted-printable Hi all, After merging the bluetooth tree, today's linux-next build (x86_64 allmodconfig) produced this warning: drivers/bluetooth/btmtksdio.c: In function 'btmtksdio_interrupt': drivers/bluetooth/btmtksdio.c:470:2: warning: 'old_len' may be used uniniti= alized in this function [-Wmaybe-uninitialized] print_hex_dump(KERN_ERR, "err sdio rx: ", DUMP_PREFIX_NONE, 4, 1, ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ old_data, old_len, true); ~~~~~~~~~~~~~~~~~~~~~~~~ drivers/bluetooth/btmtksdio.c:376:15: note: 'old_len' was declared here unsigned int old_len; ^~~~~~~ drivers/bluetooth/btmtksdio.c:470:2: warning: 'old_data' may be used uninit= ialized in this function [-Wmaybe-uninitialized] print_hex_dump(KERN_ERR, "err sdio rx: ", DUMP_PREFIX_NONE, 4, 1, ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ old_data, old_len, true); ~~~~~~~~~~~~~~~~~~~~~~~~ drivers/bluetooth/btmtksdio.c:375:17: note: 'old_data' was declared here unsigned char *old_data; ^~~~~~~~ Introduced by commit d74eef2834b5 ("Bluetooth: mediatek: add support for MediaTek MT7663S and = MT7668S SDIO") --=20 Cheers, Stephen Rothwell --Sig_/VoK8rJ/=9pFlPirTxDeQ.3P Content-Type: application/pgp-signature Content-Description: OpenPGP digital signature -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEENIC96giZ81tWdLgKAVBC80lX0GwFAlyO2JEACgkQAVBC80lX 0GxFNAf/ReP9mM3KG+CGIOkr/Rj72tuecW+ZaikVqYk7wgTUPvSwlJlUXgbMFBmP QBB8RTELrKq0+pX6deHOyFstiHY9N8Qt/u7siY2/WigNbBL9n1/nbxQoYxiKyXcp gpY/lZJ6X9sULmCTOUEJD87v1HrrqKCL8solsX+VCNgbHQ5IB6gqTMEuTuxfK2Lj tkop/xExYhuRbloXVmKA2PxVLgAuxPFvgfJ5iO33G3u+eWMpue8SAb0n4Roy9JRB wffylM5ltAulhvpTz23GGNyn7RBNjN40TjkZ5ZaRzYmE50JERUpTQ86Iduji39+S gKl8ttjFTO9vYg2pMozt5EQMD16fJg== =Q1J2 -----END PGP SIGNATURE----- --Sig_/VoK8rJ/=9pFlPirTxDeQ.3P--