From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752441AbdFAQAv (ORCPT ); Thu, 1 Jun 2017 12:00:51 -0400 Received: from mout.web.de ([212.227.15.4]:54348 "EHLO mout.web.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752394AbdFAQAt (ORCPT ); Thu, 1 Jun 2017 12:00:49 -0400 Subject: [PATCH 1/3] ARM: dmabounce: Improve a size determination in two functions From: SF Markus Elfring To: linux-arm-kernel@lists.infradead.org, Alexander Duyck , Andrew Morton , Bart Van Assche , =?UTF-8?B?SsO2cmcgUsO2ZGVs?= , Krzysztof Kozlowski , Russell King , Vineet Gupta Cc: LKML , kernel-janitors@vger.kernel.org References: <697e7810-d280-08f3-2a24-026ff41e15a3@users.sourceforge.net> Message-ID: Date: Thu, 1 Jun 2017 17:59:55 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.1.1 MIME-Version: 1.0 In-Reply-To: <697e7810-d280-08f3-2a24-026ff41e15a3@users.sourceforge.net> Content-Type: text/plain; charset=utf-8 Content-Language: en-GB Content-Transfer-Encoding: 7bit X-Provags-ID: V03:K0:0GToeDLj6xo+twoJPXytpbzxc7zjm/5EW8CdrokahcxvWZppqv4 2U+TEG6F25Z/c277xryre2s5RDVDKesLuw/eSEvgAakpfjww/ekqmlZy1midb4eoa3OGRxw Ez2DmkJOpd2VbasFD3M0D7WiTggCCAii9qsF1KUjXtbpa0rHVCERxJYryQPsjfaaWHcbMYu lvABw1BV3t2jzELb/psQQ== X-UI-Out-Filterresults: notjunk:1;V01:K0:HtdBDJXiFFw=:+UZnyyQKWGWnRT10X4Bc8r asZhnrJGWanI7KZNFTlJQIcCx/zXfIbKJwbkd0QQOv5kV3uEi+ELD+6LA4VGBwcElqS6P+jwW B9zphrSOHpP3vRmO3oxYHwECfU/XWTO/0ekXGKdyqarA6JjD+uUWCBvNrb54JZjyfLEijxp0Q 75BwHmfhLOtzjcXs+W4ngk+kJ0didjQzirUj+GoCDjhCHKcCVODGwKxeo9VAWWMkUa0FROQ6+ /VEu4GqbtBcKLhXAQeIoRvuSvbKngnsAwibpfiGotciBZ424Z0Y8ujuUYqdF+XE9i23TbKCxZ 4RTLjLadnA/kgYAqiJyShL8otB6BkdX9Cip/cyIBj5HHSBuV0hB7QMtN4Vku8/x0YHbxKG30A Zl9Q88EIHSRwmGzLXlExdPqP548G3kJAunSLcTa9tBloprxNYPVTlLmMUcZ2WU5yfb5uITr9D hGJ03YkRup7IZj+y1r7EDLObir6oVJlCCwVXUgdfmUMMcazfjQyYZRnRNs6PlSRK2UCwNrHt6 2DZA81jMAeDyqBClNioSyX4E42zwzS0/CIlRfNG1Y+NzHuyi5Jtmhnyv1eVCJh/R8PUXllylQ 7p6+ivCuwrTfb+oYiME8lioq0j+RlzO8J9/9+n4IltUEBfqWRknwK479rP2Uh92diilBeWFT9 vafiVBYthk1+UEuRdW/Rnpo4ai7pZIq5hVnDrHsi+roYALEpInKGm/8BTWYpQnUH250Grj3Km kzj2PU7Un1qPxYe740gnxLRBILk/zNBR7coOgV8iCf6Hpltg3YA0rl6MV/f1JRCl9k/f2L+SV mLxfyWJ Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Markus Elfring Date: Thu, 1 Jun 2017 17:00:17 +0200 Replace the specification of two data structures by pointer dereferences 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 --- arch/arm/common/dmabounce.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/arm/common/dmabounce.c b/arch/arm/common/dmabounce.c index 9b1b7be2ec0e..fcdecb2de242 100644 --- a/arch/arm/common/dmabounce.c +++ b/arch/arm/common/dmabounce.c @@ -123,5 +123,5 @@ alloc_safe_buffer(struct dmabounce_device_info *device_info, void *ptr, pool = NULL; } - buf = kmalloc(sizeof(struct safe_buffer), GFP_ATOMIC); + buf = kmalloc(sizeof(*buf), GFP_ATOMIC); if (buf == NULL) { @@ -487,5 +487,5 @@ int dmabounce_register_dev(struct device *dev, unsigned long small_buffer_size, struct dmabounce_device_info *device_info; int ret; - device_info = kmalloc(sizeof(struct dmabounce_device_info), GFP_ATOMIC); + device_info = kmalloc(sizeof(*device_info), GFP_ATOMIC); if (!device_info) { -- 2.13.0