From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753494AbdARV7T (ORCPT ); Wed, 18 Jan 2017 16:59:19 -0500 Received: from mout.web.de ([212.227.17.12]:54520 "EHLO mout.web.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752171AbdARV7R (ORCPT ); Wed, 18 Jan 2017 16:59:17 -0500 Subject: [PATCH 3/5] um: port: Improve size determinations in port_data() To: user-mode-linux-devel@lists.sourceforge.net, user-mode-linux-user@lists.sourceforge.net, Anton Ivanov , Dan Williams , Hannes Reinecke , Jeff Dike , Jens Axboe , Richard Weinberger References: Cc: LKML , kernel-janitors@vger.kernel.org From: SF Markus Elfring Message-ID: Date: Wed, 18 Jan 2017 22:58:30 +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: Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: 7bit X-Provags-ID: V03:K0:23MH78V9eeMYiEGLwwJ60QOoRfRBcD8kwXgF/wEzl/VdNh1BcmR Ahqys0eWhYTf4vG0yRgxyk8ReAmhiW8Q8KDqUL5iEZJ8pZKAeisGc5ZhRy/hUu70Ifr99pd jRCQnjz1DpMQkC1Ua9X384q3xb635HFYgnK6/92nOUJVc/umU7D1DsFEQzzmlRMAAHQjmKf srnv3fEq9CtzIh+05LoxA== X-UI-Out-Filterresults: notjunk:1;V01:K0:VaYsgh3B8Qg=:OCRYQ3+86UpT0p/nNe0dl6 KA8MQMmj2k21KsyPVv4NrNGxcVITRFKxgTKgbpGWNFJtIUbnZspheyhrNFgub1wUxuuJ2iZNf LeYAAcVHmxnZ33jUXSYslCXacjSPzd/EXu7Ubti2oPnSCPWhhLYWfTE2clPV7qK/W+h4E+VFh LhuxtUR8ZTOMRzbwDHivutlMsw4bH3YekUylLHofCVXOhNsWs5wm0eH1iro+aZKDaaOqfgzV3 JKAjxanFfZdFrIszzNNGLH35LipQ+8bGZyGmHHp0mm0vuBfhUeeoz0w/hCV+CFRn9QSCnELrJ DC++MbRABiNgiLJCGk+8UDPokr3mHvoBTc8XhHCpQWMvrsyrB9/FZbVe5CoPhaVGcLorFDrmK HNSJ3IjLaMoWV3MvsewKES/dxpNYZ9ZU0eF4J1qGeXjxTfY9vYBmH4t8WCv9xOmbMgOyNfY9s BzXvS4B8I84IZW56J2uquP08M63DUQUEV/7m2sDoEV+1+qxHVa7wJl5hVO8RLulCj7gUo8FmW YTzzx7NK0Vuu+G+XOdlquU6EqKDw0K9XELY+dgUiAcEQL/cdx6zvBwmKCPXFPG/igyqrvz/A5 uM1ywDhxx0tgmWTE1ofoon5lnVTKhftn2WCrg295QgnZibmSgb1zojBQZBrt5tgckX9PzaLoQ coVNMKCrfDv+MqXRfx1B+KSrAVrDKJe0+jbkXCHlun3EVm72VJDkaEqNTTxqGjBsy9O1yHf5/ tvAXZJui4/vATF6fvLH7fwoQvnD7vip9CXWJ6hS+Sluqy2gRQFus5C3+M3Us4GsxhgPqAFp5L AZxllQi Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Markus Elfring Date: Wed, 18 Jan 2017 22:20:14 +0100 Replace the specification of data structures by pointer dereferences as the parameter for the operator "sizeof" to make the corresponding size determination a bit safer. Signed-off-by: Markus Elfring --- arch/um/drivers/port_kern.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/um/drivers/port_kern.c b/arch/um/drivers/port_kern.c index c96741e920f5..60c1b43a8381 100644 --- a/arch/um/drivers/port_kern.c +++ b/arch/um/drivers/port_kern.c @@ -166,7 +166,7 @@ void *port_data(int port_num) if (port->port == port_num) goto found; } - port = kmalloc(sizeof(struct port_list), GFP_KERNEL); + port = kmalloc(sizeof(*port), GFP_KERNEL); if (!port) goto out; @@ -196,7 +196,7 @@ void *port_data(int port_num) list_add(&port->list, &ports); found: - dev = kmalloc(sizeof(struct port_dev), GFP_KERNEL); + dev = kmalloc(sizeof(*dev), GFP_KERNEL); if (!dev) goto out; -- 2.11.0