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=-17.4 required=3.0 tests=DKIMWL_WL_MED,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT, USER_IN_DEF_DKIM_WL 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 E18A6C3A5A1 for ; Mon, 19 Aug 2019 13:14:53 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id B659B2087B for ; Mon, 19 Aug 2019 13:14:53 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="ouW48h7H" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727664AbfHSNOw (ORCPT ); Mon, 19 Aug 2019 09:14:52 -0400 Received: from mail-yw1-f74.google.com ([209.85.161.74]:43479 "EHLO mail-yw1-f74.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727580AbfHSNOw (ORCPT ); Mon, 19 Aug 2019 09:14:52 -0400 Received: by mail-yw1-f74.google.com with SMTP id a12so3022897ywm.10 for ; Mon, 19 Aug 2019 06:14:51 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=date:message-id:mime-version:subject:from:to:cc; bh=oNoDUi1hsmNzzodU0R6ojKZvjIC3JQAmU+NA/+7Uaps=; b=ouW48h7HGbpdNdCReL1nk2+dvRXfxgklc1nbCP+Q9JJOIGCVyS3fqahBo1S2d8316M OZxTJFVIgB1yHxwjdFezXxDGLz9wKstEmjea5fp8x0waRP2D4PtWy/8cEd94ITbDy+AB ohMM7RCZVEao1hTKwgkNZsuSnXQ52npfKzrCB8hagDJHWUZyqV94tepmovte0/cp0h4L SvPXvaVH6Kvmqsu415sDgkqDdnh0pnuy5EbzAZl/JGrx9UiwjWAucl5+kBCOYUeFDUvr 0QJUC5x7f/83eUXVQvxdzpHaeshvsSjN84YEl5sN0EdVOxlMEIgfFzUzZo6IFB3/q633 zoEw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:message-id:mime-version:subject:from:to:cc; bh=oNoDUi1hsmNzzodU0R6ojKZvjIC3JQAmU+NA/+7Uaps=; b=hrula4ZYzu5uQE7CCaunMLjULxoY/lNsrALvgy0czF0oHLztDRKLsqPeXZWaiJlIcB wqWEBI/8deHpyQSYv28pUEE7OsCZqHVvWUIWNhYZ4uI6Z2zD5ZVthmCHGf9pvQk5YUjm +jvGQzmV1/H8p0S5GFb2uBI+44Q90ZU3XBwb+IOaIkQUfj5mi4GjzPhnfZJiCprFHB1B 5BwT+uzuXDs78a2kuLnh/HjyHgh7tDCEg3jNoN2hMRQczOJHONHWzQ1p70KdvUtWatTJ h3OdNjQ9DHOACLwa02X+4m5mEnEN9QjbipprhPq20wDdo44FDOZr9uMGTfPlKUu2F0vd kV1g== X-Gm-Message-State: APjAAAUVGN8lFA4NMxo7kIdFUrflzSvFhffKKCXN2RKv3QqKb3YYcAnw bxdcO3X4Aw2Xud8JJPHbqkji57SvbeUu9Aaw X-Google-Smtp-Source: APXvYqwFX5U5jD7RsGf0G3vM/9ehnT3AiWsZaEFsyMkoc/hovIoyUTjRlHyWf2f4E//56cQouSUIEdq8hx31clIz X-Received: by 2002:a81:6c85:: with SMTP id h127mr16796224ywc.111.1566220491100; Mon, 19 Aug 2019 06:14:51 -0700 (PDT) Date: Mon, 19 Aug 2019 15:14:42 +0200 Message-Id: <00eb8ba84205c59cac01b1b47615116a461c302c.1566220355.git.andreyknvl@google.com> Mime-Version: 1.0 X-Mailer: git-send-email 2.23.0.rc1.153.gdeed80330f-goog Subject: [PATCH ARM] selftests, arm64: fix uninitialized symbol in tags_test.c From: Andrey Konovalov To: linux-arm-kernel@lists.infradead.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org, amd-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org, linux-rdma@vger.kernel.org, linux-media@vger.kernel.org, kvm@vger.kernel.org, linux-kselftest@vger.kernel.org, Will Deacon Cc: Catalin Marinas , Vincenzo Frascino , Mark Rutland , Andrew Morton , Greg Kroah-Hartman , Kees Cook , Yishai Hadas , Felix Kuehling , Alexander Deucher , Christian Koenig , Mauro Carvalho Chehab , Jens Wiklander , Alex Williamson , Leon Romanovsky , Luc Van Oostenryck , Dave Martin , Khalid Aziz , enh , Jason Gunthorpe , Christoph Hellwig , Dmitry Vyukov , Kostya Serebryany , Evgeniy Stepanov , Lee Smith , Ramana Radhakrishnan , Jacob Bramley , Ruben Ayrapetyan , Robin Murphy , Kevin Brodsky , Szabolcs Nagy , Dan Carpenter , Andrey Konovalov Content-Type: text/plain; charset="UTF-8" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Fix tagged_ptr not being initialized when TBI is not enabled. Dan Carpenter Signed-off-by: Andrey Konovalov --- tools/testing/selftests/arm64/tags_test.c | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) diff --git a/tools/testing/selftests/arm64/tags_test.c b/tools/testing/selftests/arm64/tags_test.c index 22a1b266e373..5701163460ef 100644 --- a/tools/testing/selftests/arm64/tags_test.c +++ b/tools/testing/selftests/arm64/tags_test.c @@ -14,15 +14,17 @@ int main(void) { static int tbi_enabled = 0; - struct utsname *ptr, *tagged_ptr; + unsigned long tag = 0; + struct utsname *ptr; int err; if (prctl(PR_SET_TAGGED_ADDR_CTRL, PR_TAGGED_ADDR_ENABLE, 0, 0, 0) == 0) tbi_enabled = 1; ptr = (struct utsname *)malloc(sizeof(*ptr)); if (tbi_enabled) - tagged_ptr = (struct utsname *)SET_TAG(ptr, 0x42); - err = uname(tagged_ptr); + tag = 0x42; + ptr = (struct utsname *)SET_TAG(ptr, tag); + err = uname(ptr); free(ptr); return err; -- 2.23.0.rc1.153.gdeed80330f-goog