Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751616AbaKVMA4 (ORCPT ); Sat, 22 Nov 2014 07:00:56 -0500 Received: from mout.web.de ([212.227.17.11]:60536 "EHLO mout.web.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750969AbaKVMAz (ORCPT ); Sat, 22 Nov 2014 07:00:55 -0500 Message-ID: <54707ADB.30807@users.sourceforge.net> Date: Sat, 22 Nov 2014 13:00:27 +0100 From: SF Markus Elfring User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Thunderbird/31.2.0 MIME-Version: 1.0 To: "H. Peter Anvin" , Ingo Molnar , "Jon D. Mason" , Muli Ben-Yehuda , Thomas Gleixner , x86@kernel.org, discuss@x86-64.org CC: LKML , kernel-janitors@vger.kernel.org, Julia Lawall Subject: [PATCH 1/1] x86: PCI-Calgary: Deletion of an unnecessary check before the function call "free_tce_table" 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:K0:2GbBHHgnu/8qHtVRtg1Q4UX1fyzgRk/PbX59uBQliEKNVI8sYx7 MiMIU4EEGdUaLo+0c2la3wKpw3pnqqpsx6O9QL536j4KSY2BXtWOHjkaoqyLOlcjIVx6kLP N27McpqcO0zRYg017hHM8OvG4xdXDwvID6v8tpPFGWovwJBMDbstcVL8ybcZdWgA7nxncU9 1exZgxNcZZGoMKorP1ylg== X-UI-Out-Filterresults: notjunk:1; Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Markus Elfring Date: Sat, 22 Nov 2014 12:55:28 +0100 The free_tce_table() function tests whether its argument is NULL and then returns immediately. Thus the test around the call is not needed. This issue was detected by using the Coccinelle software. Signed-off-by: Markus Elfring --- arch/x86/kernel/pci-calgary_64.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/arch/x86/kernel/pci-calgary_64.c b/arch/x86/kernel/pci-calgary_64.c index 0497f71..d22a386 100644 --- a/arch/x86/kernel/pci-calgary_64.c +++ b/arch/x86/kernel/pci-calgary_64.c @@ -1476,8 +1476,7 @@ cleanup: for (--bus; bus >= 0; --bus) { struct calgary_bus_info *info = &bus_info[bus]; - if (info->tce_space) - free_tce_table(info->tce_space); + free_tce_table(info->tce_space); } return -ENOMEM; } -- 2.1.3 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/