From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755333AbdBGTlL (ORCPT ); Tue, 7 Feb 2017 14:41:11 -0500 Received: from mout.web.de ([217.72.192.78]:52830 "EHLO mout.web.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755243AbdBGTke (ORCPT ); Tue, 7 Feb 2017 14:40:34 -0500 Subject: [PATCH 01/18] HID: Use kmalloc_array() in hid_input_field() To: linux-input@vger.kernel.org, Benjamin Tissoires , =?UTF-8?Q?Bruno_Pr=c3=a9mont?= , Jiri Kosina References: Cc: LKML , kernel-janitors@vger.kernel.org From: SF Markus Elfring Message-ID: <540faed6-c664-def3-fbf9-767b40444165@users.sourceforge.net> Date: Tue, 7 Feb 2017 20:39:22 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Thunderbird/45.7.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-Provags-ID: V03:K0:Fu+ZekW4AWX9JFg7ZIfR+wvrU6wFbZyb9Qg3Sx10W1YbcebrfDp hn/qsVIgf5u3zk9paTuiB7f+1Va1MQVBxbwl5g29zHDHqZzUNz/pIRZ7mXI1uCeziteVUnK BgKQHb2J4F0gsMmPJ6IQMmIhHcrMAWjKwE+qeOkFZQ4rDzwB8UZia4UgkzJRgWtPCzw7rBb URjPFTBzzwnZtfvPrz/WQ== X-UI-Out-Filterresults: notjunk:1;V01:K0:gnGyIx8DqDM=:nY3319w9NtTSAMep3RomSP I811ZDEYB7HadIIcikvUlZpiiWcgEf+ig8/j1jJ1w8AM0PjCr5REGSMlc69JmEo8EKUvyMCsC aU723nFxmiE8/J+v5DnueCSELKCxAt8bVLD0R3157ts97sEGsd/DYSl5XopUlNgumiqLFEGL+ R/m5qV7xrNKcXCSjpZuKENPgmOE4jwfkiZOAC6unCx+e6sNcWzRjGTFWkk+yMF701dtYGpGZh fA3DSmZgnqIkoleq36pr+cYmjlLWjmewAHCAzu/6+GIBRWS1nSY4jIhzuW7Mb9UU8B1EIYD7K VsfTrorpioomAhanJZYqipBcL+hFoIPEbwHzKOoEcOMcYqstqaSSxphy3GLJNXZ5nWzZs4b7c kATcv0LXfWNLgM9vl5pDdrOKU7a4JYsE4c+7fHgcASbMnaI54Gs5ohgshFnmDYvsoZWs4v0od NRwKoPi/HTJo86MKy7abQ5L3LLgN0ZV+4VG6CLpDqPejz4kuKe4aO9/QN+8NNraZ2HJpnu93T T+OV9WHDg4OYWSF9BvvS7O+VtI7ltk3Tuo12ZBIfjYZk+q0U7WnFk8CTIECjMJ52YEIYZuFl/ 5wJ6xKisfuvykXfIAGFelVoUc47QL70NBTDZMn6b8l1niWVVcJbWPA4wSUrUb/YJwLuy7Mzqb eqezlzzPmZjZyzs+gqdAQDV8bLiC9aa3BgnnX5TUinp02zpm3R4g8jYajtTG4XOS75Mb9GV0r lWymv3KnTmbMYgdPJ+7lj/iotwqwXS7trQJ5g67U/xJ6YXq6RrY/AJeMG7ElEnE12vzpn38gH qXR6OYQ Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Markus Elfring Date: Mon, 6 Feb 2017 18:18:41 +0100 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/hid/hid-core.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c index 538ff697a4cf..9b0a97bbde96 100644 --- a/drivers/hid/hid-core.c +++ b/drivers/hid/hid-core.c @@ -1272,7 +1272,7 @@ static void hid_input_field(struct hid_device *hid, struct hid_field *field, __s32 max = field->logical_maximum; __s32 *value; - value = kmalloc(sizeof(__s32) * count, GFP_ATOMIC); + value = kmalloc_array(count, sizeof(__s32), GFP_ATOMIC); if (!value) return; -- 2.11.1