From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751311AbbFYLel (ORCPT ); Thu, 25 Jun 2015 07:34:41 -0400 Received: from mout.web.de ([212.227.15.4]:51435 "EHLO mout.web.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751006AbbFYLed (ORCPT ); Thu, 25 Jun 2015 07:34:33 -0400 Message-ID: <558BE713.1020409@users.sourceforge.net> Date: Thu, 25 Jun 2015 13:33:39 +0200 From: SF Markus Elfring User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Thunderbird/31.7.0 MIME-Version: 1.0 To: Tony Lindgren , Russell King , linux-arm-kernel@lists.infradead.org, linux-omap@vger.kernel.org CC: LKML , kernel-janitors@vger.kernel.org, Julia Lawall Subject: [PATCH 0/2] ARM-OMAP2+: Deletion of unnecessary checks before two function calls References: <5307CAA2.8060406@users.sourceforge.net> <530A086E.8010901@users.sourceforge.net> <530A72AA.3000601@users.sourceforge.net> <530B5FB6.6010207@users.sourceforge.net> <530C5E18.1020800@users.sourceforge.net> <530CD2C4.4050903@users.sourceforge.net> <530CF8FF.8080600@users.sourceforge.net> <530DD06F.4090703@users.sourceforge.net> <5317A59D.4@users.sourceforge.net> In-Reply-To: <5317A59D.4@users.sourceforge.net> Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: 7bit X-Provags-ID: V03:K0:QpqncN8nr5yddRVwqaY0WB3ONpK6ooXUE2WPPz315xM23bXP7bj mep9LxvGb47WF1RyHVVkMeYhvifLxDWTW0oiZ2Fzq4LwWbd8ewrB7nl4m+ZVjBgq9dJtSi6 eYt3qZ3gAUW92Nnb+bZydjQXgN8/fscUyAmfKOVGe7S/AOXFYg6iXaTeEZ2wvAcUqkl7KVE oR83+JyVFrUccC581JuIA== X-UI-Out-Filterresults: notjunk:1;V01:K0:1H2f8IMBMeA=:/3ekhvK9exeAnuuAkD2u9Z FSPu3BUttSG9Py7iFZQeRXPed4UOauLVQCxZTyT6CsziDCIfGALSCyjTea2Bz4idb94D4yRFt U/1AIRNdo3JP1aoQL5SXLojg7A2+h/2LuViXm7smiGVm021mxWxZbxAPMwIYxCzOxHOTMaNHQ 8xXZhejlCMC/UDf5wEWUKTWe5bOjtwZmCuoQPSZBbYlG0cZkOc5CmS5KAsE74ohAskUSVrcxn mbWiVU7Vjz4eqMSFORfup9H0rSzNWfRlKj4vuC5dLZKxyqUDxyH3SN79dJMJCkMpEE3SP1vxs IIk66svNZEn37Ctx+iXqYe/U8ZNDVAgL3ja3PCInmHAXjrfg1VRteCnc2sGuPjPIIezAVfW7w 5tLMIr6VeTg6UW5Y9O9F20WNe9NLoN+NAVCH2U5AJtSLnpJNyxRz/sJ+svXiU2RP+fZjdRAQf v3DhItsGK3IXNqtJeCljj1OjkoAfrTJNURnuFK/cuuuCYEkRkTARlPXxsWMI/JvDGAGejkUGb 0vQ52v+6JU7Ejy2EzdRaJDZr6obDo/5tMnJSRQYU3pacdI6KfBEm7zV1zmCA5OuVcRJj0ob/a Bp/RVfjduguDGc4SYNp6iSAJVM08UWwMkNyrlYv9wE4f8mpcGweab3y6W4ezTQk6lwJ/B60S+ 6/nGbBIOEE6+++G3P2ZTc+AUGaEzDTb+u+tUJ6d7KN7nQRr9aYjP90RBgi3CoXtmdAlc= Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Markus Elfring Date: Thu, 25 Jun 2015 13:24:35 +0200 Some functions which release a system resource tolerate the passing of a null pointer. I do not see a need because of this fact that a function caller repeats a corresponding check. Markus Elfring (2): Delete a check before the function call "omap_device_delete" Delete a check before the function call "of_node_put" arch/arm/mach-omap2/omap_device.c | 3 +-- arch/arm/mach-omap2/timer.c | 3 +-- 2 files changed, 2 insertions(+), 4 deletions(-) -- 2.4.4