From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from mout.web.de ([212.227.15.14]:53959 "EHLO mout.web.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754716AbcJNLm0 (ORCPT ); Fri, 14 Oct 2016 07:42:26 -0400 Subject: [PATCH 1/5] [media] winbond-cir: Use kmalloc_array() in wbcir_tx() To: linux-media@vger.kernel.org, =?UTF-8?Q?David_H=c3=a4rdeman?= , Mauro Carvalho Chehab , Sean Young References: <566ABCD9.1060404@users.sourceforge.net> <1d7d6a2c-0f1e-3434-9023-9eab25bb913f@users.sourceforge.net> Cc: LKML , kernel-janitors@vger.kernel.org, Julia Lawall From: SF Markus Elfring Message-ID: <74b439c6-fa6f-1f78-424a-ebeb6c8bbb4f@users.sourceforge.net> Date: Fri, 14 Oct 2016 13:41:18 +0200 MIME-Version: 1.0 In-Reply-To: <1d7d6a2c-0f1e-3434-9023-9eab25bb913f@users.sourceforge.net> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit Sender: linux-media-owner@vger.kernel.org List-ID: From: Markus Elfring Date: Fri, 14 Oct 2016 07:19:00 +0200 A multiplication for the size determination of a memory allocation indicated that an array data structure should be processed. Thus use the corresponding function "kmalloc_array". This issue was detected by using the Coccinelle software. Signed-off-by: Markus Elfring --- drivers/media/rc/winbond-cir.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/media/rc/winbond-cir.c b/drivers/media/rc/winbond-cir.c index 95ae60e..59050f5 100644 --- a/drivers/media/rc/winbond-cir.c +++ b/drivers/media/rc/winbond-cir.c @@ -660,7 +660,7 @@ wbcir_tx(struct rc_dev *dev, unsigned *b, unsigned count) unsigned i; unsigned long flags; - buf = kmalloc(count * sizeof(*b), GFP_KERNEL); + buf = kmalloc_array(count, sizeof(*b), GFP_KERNEL); if (!buf) return -ENOMEM; -- 2.10.1