From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755810AbcLZUvz (ORCPT ); Mon, 26 Dec 2016 15:51:55 -0500 Received: from mout.web.de ([217.72.192.78]:63464 "EHLO mout.web.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755778AbcLZUvw (ORCPT ); Mon, 26 Dec 2016 15:51:52 -0500 Subject: [PATCH 6/8] [media] videobuf-dma-sg: Improve a size determination in __videobuf_mmap_mapper() To: linux-media@vger.kernel.org, Dave Hansen , Jan Kara , Javier Martinez Canillas , "Kirill A. Shutemov" , Lorenzo Stoakes , Mauro Carvalho Chehab , Michal Hocko , Sakari Ailus References: <9268b60d-08ba-c64e-1848-f84679d64f80@users.sourceforge.net> Cc: LKML , kernel-janitors@vger.kernel.org From: SF Markus Elfring Message-ID: <4e7808c8-7619-3a95-a7da-0399f6558dfc@users.sourceforge.net> Date: Mon, 26 Dec 2016 21:51:17 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Thunderbird/45.6.0 MIME-Version: 1.0 In-Reply-To: <9268b60d-08ba-c64e-1848-f84679d64f80@users.sourceforge.net> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-Provags-ID: V03:K0:ZCXr3Eaa/4BPYcjBGftXxtdBBqJJ6FO8qnbtuwKoou+FTtPaOXc prn12DqU0dwAm5T/RCES4mdG7x5FpqD7FApB+NavK+ctbxgZtIS2spzAnCsfVGshpw+wU5g Ul55jbGHGJFCdiTvCmkc11OU0Hegxfn0D+OjgsyGWJ5qFTVXVAc/zmAlrQrxni7DggzPnja P9+d8mDjjt1hfPESYdmsA== X-UI-Out-Filterresults: notjunk:1;V01:K0:3H62EuRARcs=:lFi/hcIRS6O1uQdoUOjFxS PN2Qugkivc4JTUOGi25LGSMrk9ylS0TbdnVSqUpagQxWDS4gaPm8gNcJ/dO1pOalzMsmr6Pds cMO5BxrfjYSphNykhygGgZjZQjUaGIE/pIIC8IWubEeVYRNo3MD25D+eG91AFq6BEV0Wl8D1j zFPXjfv+SLTegnHslC+6PEXmQ87lVwYYZu06/oI74TvcubqKCo7d1qFmyqC5UQBCKrlLCgO3y lmiIxxyaoWhV0JdQJcdWX5DfBt5dsZ7b4ElWI4x2kV15zDq7m1wFiYezU8bHuAE/Ttdj3rGzD pBQCbvZuLYtIwLyK9mD0FpftOGiTE4YkkEQGdm9YvJIgoxwYBMHvyMmwQzYBlovJsTXcv1Z/p /B2nPC6gVuWw8Y99VdW85M3XurDzy/mQ84f6Z5ikbb+rfaZXjgmHWVAcAau9uyO1X2msaPDOh bKY5l7sicCMoXF/Q6lIfp3pv+pS1God33Lz29PIwP1go1kqJ2+bECXrfJ64Ay6YRoEXFnlFwo GClgbL69LujBLWOBk5Z0g21YGOdeWAkcfAeMswUwGKhDRAmBKb9l8sjdQBmqoxthhwQKkDJEg zITcypEJLGbda18aySyV+O4s4Ntok8ld9Vy0zSFYr9fqyk2RiGZBYpFD0pl0lsuGP1RKv/CgX QHhN1+Y2f5r7/hzIWPTdKoG/3xA/yLFFO0Jogylv1yrQbVp8ZRE+7mMnSzkYJxOaQxcM1ge61 bCtmoueY9/5ovnKYq11q+sHxstqgCJTuxjcxO04uiFjaYTVL0rLZ1a36SXjIF6Gs/3Oy6RMcS cIHyR8W Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Markus Elfring Date: Mon, 26 Dec 2016 20:56:41 +0100 Replace the specification of a data structure by a pointer dereference as the parameter for the operator "sizeof" to make the corresponding size determination a bit safer according to the Linux coding style convention. Signed-off-by: Markus Elfring --- drivers/media/v4l2-core/videobuf-dma-sg.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/media/v4l2-core/videobuf-dma-sg.c b/drivers/media/v4l2-core/videobuf-dma-sg.c index d09ddf2e56fe..070ba10bbdbc 100644 --- a/drivers/media/v4l2-core/videobuf-dma-sg.c +++ b/drivers/media/v4l2-core/videobuf-dma-sg.c @@ -618,7 +618,7 @@ static int __videobuf_mmap_mapper(struct videobuf_queue *q, last = first; /* create mapping + update buffer list */ - map = kmalloc(sizeof(struct videobuf_mapping), GFP_KERNEL); + map = kmalloc(sizeof(*map), GFP_KERNEL); if (!map) { retval = -ENOMEM; goto done; -- 2.11.0