From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753659AbcICN2A (ORCPT ); Sat, 3 Sep 2016 09:28:00 -0400 Received: from mout.web.de ([212.227.17.11]:55583 "EHLO mout.web.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751091AbcICN15 (ORCPT ); Sat, 3 Sep 2016 09:27:57 -0400 To: linux-s390@vger.kernel.org, Heiko Carstens , =?UTF-8?Q?Hendrik_Br=c3=bcckner?= , Martin Schwidefsky From: SF Markus Elfring Subject: [PATCH] s390/cpum_cf: Use kmalloc_array() in merge_attr() Cc: LKML , kernel-janitors@vger.kernel.org, Julia Lawall , Paolo Bonzini Message-ID: <97bb5de4-f9c1-1e2c-cf39-3ecfee114d52@users.sourceforge.net> Date: Sat, 3 Sep 2016 15:27:42 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Thunderbird/45.3.0 MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-Provags-ID: V03:K0:IYgE4UH76U8kqwqPnIVXonYHAkNTnuyKv98aUQEPqyiFsTgpT5p KRP8+1os3fzy9a28+gTyC5bSm7BV1dznjV1D1D3C/RY/Vf1GOc/uPUB2vDpk13cuVTi37PR bkE2Kp1xlwfYNz0ZsPdIG3mNvYgXMzhPj2RPi8AiSP6ONm+MN6Xd91k+veXueDTnppM28rf JqP8PoUijM6nLnnaloPNQ== X-UI-Out-Filterresults: notjunk:1;V01:K0:+/AatMmpzBI=:yQjt5Pjf2exVpf4yYKXKzz FO9vWaZbqYbnC7r19nm15dlTK8PscbJs4uO8WzcjLCc99Ai1KP/BAkwc69abjdqIMhDjV+V5m xa3TXit5LoyEBxJxopMI8IL4PMY2qliUoLlmZJNpPmFn9V32lHSR5BplcLSNhVrFAQkyH6VW3 V7VzLSEj9EShCDh4dT9rTRbXMJ/KhzhawizRMUBXTRUFAXIsUAiTHH2INUPizbUT1JjukGJEH EHAxSHUzycr5Dow7oc1RE5PlwQslNjHraJpXet10GRYfAdx1CQmoy87aFyh/I3di+yyQpht4w xEC+zzAWJqrb7U63spNegh3AkSl5xLiKGcFUk4MvhRW83Rw4Ka1aWx8+UbRYH+TaGtX3a1DSr f3OJMchmDAM+BkWi7Ad0MDmwOrwrc2Ux7Da20u3sGViiAp49lwgfWvZ9mLkmVEvgoRk1iMpQP i99fFNN5KXeBzIhEqrisj1p4HNiv9JZ80Pdv92Uoou+d+k7AjYrXP7JEuq8BYZEZRwsiD8xMo BUt7oiHMlEMsNk4eM0BK/PdOf4Mc5ZpS4L3DH1Fz24zn55yjCbsSNua8iv+WYMNlwKdr3Vmog E/oaRj1K4l4dKSZMm+a6Bwu23DI+CEM/+nuRD5SXUEuLL7OjkzhJIsALpZZdel6hYsGRZaMqe 7pbbocKa+pmALq4DaL23RyCMUdyQPhtOITriSYicBeVVz/GlRbfgMUkWBoUUO4SSv+oaREoAD tn+eOW6yFiadUsTXUctA2JElxZCQOa3WKnSltdzBUxpGwcMlZVxBnOLX0Ry3zKS3eJEWMeKDP cTmzCHn Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Markus Elfring Date: Sat, 3 Sep 2016 15:17:45 +0200 * A multiplication for the size determination of a memory allocation indicated that an array data structure should be processed. Thus reuse the corresponding function "kmalloc_array". * Replace the specification of a data type by a pointer dereference to make the corresponding size determination a bit safer according to the Linux coding style convention. Signed-off-by: Markus Elfring --- arch/s390/kernel/perf_cpum_cf_events.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/s390/kernel/perf_cpum_cf_events.c b/arch/s390/kernel/perf_cpum_cf_events.c index 4554a4b..0d6340b 100644 --- a/arch/s390/kernel/perf_cpum_cf_events.c +++ b/arch/s390/kernel/perf_cpum_cf_events.c @@ -274,7 +274,7 @@ static __init struct attribute **merge_attr(struct attribute **a, j++; j++; - new = kmalloc(sizeof(struct attribute *) * j, GFP_KERNEL); + new = kmalloc_array(j, sizeof(*new), GFP_KERNEL); if (!new) return NULL; j = 0; -- 2.9.3