From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753241Ab3A3Bf2 (ORCPT ); Tue, 29 Jan 2013 20:35:28 -0500 Received: from cn.fujitsu.com ([222.73.24.84]:17270 "EHLO song.cn.fujitsu.com" rhost-flags-OK-FAIL-OK-OK) by vger.kernel.org with ESMTP id S1752133Ab3A3BfZ (ORCPT ); Tue, 29 Jan 2013 20:35:25 -0500 X-IronPort-AV: E=Sophos;i="4.84,564,1355068800"; d="scan'208";a="6662341" Message-ID: <51087878.4010109@cn.fujitsu.com> Date: Wed, 30 Jan 2013 09:33:44 +0800 From: Zhang Yanfei User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:10.0.8) Gecko/20121012 Thunderbird/10.0.8 MIME-Version: 1.0 To: "Eric W. Biederman" , "kexec@lists.infradead.org" , Andrew Morton CC: "linux-kernel@vger.kernel.org" Subject: [PATCH] KEXEC: Get rid of duplicate check for hole_end X-MIMETrack: Itemize by SMTP Server on mailserver/fnst(Release 8.5.3|September 15, 2011) at 2013/01/30 09:34:14, Serialize by Router on mailserver/fnst(Release 8.5.3|September 15, 2011) at 2013/01/30 09:34:14, Serialize complete at 2013/01/30 09:34:14 Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org hole_end has been checked to make sure it is <= crash_res.end in the while condition check, so the if condition check is duplicate. Signed-off-by: Zhang Yanfei --- kernel/kexec.c | 2 -- 1 files changed, 0 insertions(+), 2 deletions(-) diff --git a/kernel/kexec.c b/kernel/kexec.c index 5e4bd78..c2826fc 100644 --- a/kernel/kexec.c +++ b/kernel/kexec.c @@ -497,8 +497,6 @@ static struct page *kimage_alloc_crash_control_pages(struct kimage *image, if (hole_end > KEXEC_CRASH_CONTROL_MEMORY_LIMIT) break; - if (hole_end > crashk_res.end) - break; /* See if I overlap any of the segments */ for (i = 0; i < image->nr_segments; i++) { unsigned long mstart, mend; -- 1.7.1