From patchwork Tue Oct 27 12:17:24 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bartosz Golaszewski X-Patchwork-Id: 11860173 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id EE0D46A2 for ; Tue, 27 Oct 2020 12:18:05 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id D170622284 for ; Tue, 27 Oct 2020 12:18:05 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=bgdev-pl.20150623.gappssmtp.com header.i=@bgdev-pl.20150623.gappssmtp.com header.b="yOHWFHMO" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1750966AbgJ0MSE (ORCPT ); Tue, 27 Oct 2020 08:18:04 -0400 Received: from mail-wm1-f66.google.com ([209.85.128.66]:37354 "EHLO mail-wm1-f66.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750928AbgJ0MRy (ORCPT ); Tue, 27 Oct 2020 08:17:54 -0400 Received: by mail-wm1-f66.google.com with SMTP id c16so1210185wmd.2 for ; Tue, 27 Oct 2020 05:17:51 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bgdev-pl.20150623.gappssmtp.com; s=20150623; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=J57Co4keOJLPpkOAtm30WeNaGboSbDo7KGbxSzSraLw=; b=yOHWFHMOzbagC0sIByz6wesCWV3cXS/nI3Cmoh9rPQnQfktOmQ2fHmfj8t5QiyPB1i JUphXOi/RvRU2h+y1C0PS56sy6nIPSViAjZH7ZD1nL0kVb70/VdVHhj/AlJj5MwbzGtT Fz4SQHpcI/4fYul/80WnINgeUHB50rR1cTYD2+ptya0cZz6H6MnTFFgMAr7/MnsWRrjc rDDqtu/ht+rkyImTxS5uHgJepl4JUTv6GjjiiaPzGql9lSo9xdd048jkI/Kvk/PDUJaD tXJ1HdRkottcOLQk8yrpkIleD3Wyxw+1fcCHjnYdEOneZJMoeya+bL6uoh2P347Mm79Q Or/Q== 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:in-reply-to :references:mime-version:content-transfer-encoding; bh=J57Co4keOJLPpkOAtm30WeNaGboSbDo7KGbxSzSraLw=; b=N2a2GM1p/hJUQGda29alN7OrawctbthDjAO50QcsbWHx2m2Xy6XEnPQ7ohfPW7g4EG Htij6RLvq8cuSGIvW/wyqiNJ+VoD5H6xCo7v7hnPqmprWk/3F9jn6FkNUZlqljtkSSkQ V/O2kfwytgqBwNDT1pwkgc+51ZEyOD/WUQ1m/0uXAf9L0EA2pQ+pxpNTB8CXiPBWbyl8 h9WPoUVX8VOHQEgPONIN7EEI9O/+mFmm60Mz7ruiVKTHe+JopEWDoEaXzWLfq5WNGdbW hrrDjp2D3f4Vk/l4VW2p9a/3btskx8hLA0pecVNeBuIqXtYIQEyuk6FkmZfomw0BkHjn YM7A== X-Gm-Message-State: AOAM530Zaz0zrtDL9bXTgWnx+YM1n/Ogrwac6ICNnfEEFm0/fT90YCPJ 0KfaKLv/sUmBQr5V+du/3ZNirg== X-Google-Smtp-Source: ABdhPJzwzTmHdRfbZ3iyfMT0YC13fJkeiYScFTFd2MhD0PJKT6LJ0wGB9w/fQb4FZN9R2w5rbG6dAQ== X-Received: by 2002:a7b:c92c:: with SMTP id h12mr2566357wml.134.1603801070666; Tue, 27 Oct 2020 05:17:50 -0700 (PDT) Received: from debian-brgl.home (amarseille-656-1-4-167.w90-8.abo.wanadoo.fr. [90.8.158.167]) by smtp.gmail.com with ESMTPSA id a2sm1731908wrs.55.2020.10.27.05.17.48 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 27 Oct 2020 05:17:49 -0700 (PDT) From: Bartosz Golaszewski To: Andy Shevchenko , Sumit Semwal , Gustavo Padovan , =?utf-8?q?Christian_K=C3=B6nig?= , Mauro Carvalho Chehab , Borislav Petkov , Tony Luck , James Morse , Robert Richter , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Daniel Vetter , Alexander Shishkin , Linus Walleij , "Michael S . Tsirkin" , Jason Wang , Christoph Lameter , Pekka Enberg , David Rientjes , Joonsoo Kim , Andrew Morton , Jaroslav Kysela , Takashi Iwai Cc: linux-media@vger.kernel.org, dri-devel@lists.freedesktop.org, linaro-mm-sig@lists.linaro.org, linux-kernel@vger.kernel.org, linux-edac@vger.kernel.org, linux-gpio@vger.kernel.org, kvm@vger.kernel.org, virtualization@lists.linux-foundation.org, netdev@vger.kernel.org, linux-mm@kvack.org, alsa-devel@alsa-project.org, Bartosz Golaszewski Subject: [PATCH 7/8] hwtracing: intel: use krealloc_array() Date: Tue, 27 Oct 2020 13:17:24 +0100 Message-Id: <20201027121725.24660-8-brgl@bgdev.pl> X-Mailer: git-send-email 2.29.1 In-Reply-To: <20201027121725.24660-1-brgl@bgdev.pl> References: <20201027121725.24660-1-brgl@bgdev.pl> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org From: Bartosz Golaszewski Use the helper that checks for overflows internally instead of manually calculating the size of the new array. Signed-off-by: Bartosz Golaszewski --- drivers/hwtracing/intel_th/msu.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/hwtracing/intel_th/msu.c b/drivers/hwtracing/intel_th/msu.c index 3a77551fb4fc..7d95242db900 100644 --- a/drivers/hwtracing/intel_th/msu.c +++ b/drivers/hwtracing/intel_th/msu.c @@ -2002,7 +2002,7 @@ nr_pages_store(struct device *dev, struct device_attribute *attr, } nr_wins++; - rewin = krealloc(win, sizeof(*win) * nr_wins, GFP_KERNEL); + rewin = krealloc_array(win, nr_wins, sizeof(*win), GFP_KERNEL); if (!rewin) { kfree(win); return -ENOMEM;