From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753536AbYJQLN4 (ORCPT ); Fri, 17 Oct 2008 07:13:56 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752585AbYJQLNs (ORCPT ); Fri, 17 Oct 2008 07:13:48 -0400 Received: from cn.fujitsu.com ([222.73.24.84]:60663 "EHLO song.cn.fujitsu.com" rhost-flags-OK-FAIL-OK-OK) by vger.kernel.org with ESMTP id S1752569AbYJQLNr (ORCPT ); Fri, 17 Oct 2008 07:13:47 -0400 Message-ID: <48F8731E.40100@cn.fujitsu.com> Date: Fri, 17 Oct 2008 19:12:30 +0800 From: Zhaolei User-Agent: Thunderbird 2.0.0.6 (Windows/20070728) MIME-Version: 1.0 To: ralf@linux-mips.org CC: linux-mips@linux-mips.org, "linux-kernel@vger.kernel.org" Subject: [PATCH] Fix debugfs_create_*'s error checking method for mips/math-emu/ Content-Type: text/plain; charset=GB2312 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi, debugfs_create_*() returns NULL if an error occurs, returns -ENODEV when debugfs is not enabled in the kernel. Signed-off-by: Zhao Lei --- arch/mips/math-emu/cp1emu.c | 8 ++++---- 1 files changed, 4 insertions(+), 4 deletions(-) diff --git a/arch/mips/math-emu/cp1emu.c b/arch/mips/math-emu/cp1emu.c index b08fc65..7ec0b21 100644 --- a/arch/mips/math-emu/cp1emu.c +++ b/arch/mips/math-emu/cp1emu.c @@ -1299,12 +1299,12 @@ static int __init debugfs_fpuemu(void) if (!mips_debugfs_dir) return -ENODEV; dir = debugfs_create_dir("fpuemustats", mips_debugfs_dir); - if (IS_ERR(dir)) - return PTR_ERR(dir); + if (!dir) + return -ENOMEM; for (i = 0; i < ARRAY_SIZE(vars); i++) { d = debugfs_create_u32(vars[i].name, S_IRUGO, dir, vars[i].v); - if (IS_ERR(d)) - return PTR_ERR(d); + if (!d) + return -ENOMEM; } return 0; } -- 1.5.5.3