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=-15.8 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=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 6A18FC433E0 for ; Fri, 22 Jan 2021 07:20:26 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 2AF11230F9 for ; Fri, 22 Jan 2021 07:20:26 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726920AbhAVHUZ (ORCPT ); Fri, 22 Jan 2021 02:20:25 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44100 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726417AbhAVHUP (ORCPT ); Fri, 22 Jan 2021 02:20:15 -0500 Received: from mail-pl1-x634.google.com (mail-pl1-x634.google.com [IPv6:2607:f8b0:4864:20::634]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A4CBCC061756 for ; Thu, 21 Jan 2021 23:19:35 -0800 (PST) Received: by mail-pl1-x634.google.com with SMTP id b8so2682888plh.12 for ; Thu, 21 Jan 2021 23:19:35 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=P7lBR1mHhZ3G4t7qjjOaFVjXbCVtxGkQJSA5/5KPakg=; b=TzUPAiRx99clP3du9v9fy8wRLPLpZ7tLJxBjBDeC5JmBY3PDbpDo3jMInRw8ccRm5x evrasNPzG3FrbsKnXDK9S5QeK/ks5ypu/Ml/FoUnH3H7tNtPdct7btWwZL0d2jFV2RpW 3oKU6ahYWrVv6PH5g4k1dnC0GrwQhPL+dDPoy/g/knF81RkD5uV1WYDZ3G72h5HQFkMl xhYzxHS2j94b2Ofjv7zygJ2NXRUM28T4BSz9vEiH2MBr1/CxC8rVrmtYHCTNfQCqVuxt 5xmZstGYVpSEOcQjgR1kWsdrXVrwm8bFNPNEnPS686Pc7YMmFVa8PCFhakxpeM49UeQz A6bA== 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:mime-version :content-transfer-encoding; bh=P7lBR1mHhZ3G4t7qjjOaFVjXbCVtxGkQJSA5/5KPakg=; b=NSuN4cWufl7ffRbAvhD2DXVnWaDsoSRYUjm3ymKnaFqJHCbbI6mTruaurc+oUTMXOg 7DSJZ+DysLPgk/FwIjovCG5vO83d0gQ7fOIpdQcArsCIhwmEanqG8QD8zc5GBer4GiWJ vgefjTFoI9nrWHok7Ro5r3G0vBIJgqHyy29jMPLrwjcvVR80LlwZoh+pAe0KExJ6+tpg BCUTHvPqxYwZE5L9xmusPBA4Zpbp/eBukB3FECicWWeqcPJJ/lrSAiuAwgZBXwhzC7cP lnoOWtktPkY+bZTV3ouBBweGnfZ9w7PJdXH/+dOFS8KFnGrkgcqXKHSoSd1ncmBnWxIX IRHg== X-Gm-Message-State: AOAM533lC01sHbO37+FJ3EJnxxlttfFtE0G8L4vrDtGqfYE8xK6iMRQz wzArXyZs5DzWkS8fzLcZ62W73SsgXPRDT0UP X-Google-Smtp-Source: ABdhPJw2k7eX11odeDz1QhYWgaaFfE7rkcePqQdAumc9xnCPr3ba8G71bxTLBWuNiqiXKZqQXoXx9Q== X-Received: by 2002:a17:90b:d92:: with SMTP id bg18mr3758919pjb.66.1611299975278; Thu, 21 Jan 2021 23:19:35 -0800 (PST) Received: from localhost.localdomain ([122.10.161.207]) by smtp.gmail.com with ESMTPSA id 11sm7852260pgz.22.2021.01.21.23.19.32 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Thu, 21 Jan 2021 23:19:34 -0800 (PST) From: Yejune Deng To: tglx@linutronix.de, mingo@redhat.com, bp@alien8.de, x86@kernel.org, hpa@zytor.com, dave.hansen@linux.intel.com, yu-cheng.yu@intel.com, fenghua.yu@intel.com, tony.luck@intel.com, kan.liang@linux.intel.com, viro@zeniv.linux.org.uk, kevinb@redhat.com Cc: linux-kernel@vger.kernel.org, yejune.deng@gmail.com Subject: [PATCH] x86/fpu/xstate: Use sizeof() instead of a constant Date: Fri, 22 Jan 2021 15:19:25 +0800 Message-Id: <20210122071925.41285-1-yejune.deng@gmail.com> X-Mailer: git-send-email 2.29.0 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org In fpstate_sanitize_xstate(), use sizeof() instead of a constant, at the same time, remove & and [0]. Signed-off-by: Yejune Deng --- arch/x86/kernel/fpu/xstate.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/x86/kernel/fpu/xstate.c b/arch/x86/kernel/fpu/xstate.c index 5d8047441a0a..683749b80ae2 100644 --- a/arch/x86/kernel/fpu/xstate.c +++ b/arch/x86/kernel/fpu/xstate.c @@ -167,14 +167,14 @@ void fpstate_sanitize_xstate(struct fpu *fpu) fx->fop = 0; fx->rip = 0; fx->rdp = 0; - memset(&fx->st_space[0], 0, 128); + memset(fx->st_space, 0, sizeof(fx->st_space)); } /* * SSE is in init state */ if (!(xfeatures & XFEATURE_MASK_SSE)) - memset(&fx->xmm_space[0], 0, 256); + memset(fx->xmm_space, 0, sizeof(fx->xmm_space)); /* * First two features are FPU and SSE, which above we handled -- 2.29.0