From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751603Ab2KPG50 (ORCPT ); Fri, 16 Nov 2012 01:57:26 -0500 Received: from mail-da0-f46.google.com ([209.85.210.46]:59325 "EHLO mail-da0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751365Ab2KPG5X (ORCPT ); Fri, 16 Nov 2012 01:57:23 -0500 From: Tushar Behera To: linux-kernel@vger.kernel.org Cc: patches@linaro.org, Ian Campbell , xen-devel@lists.xensource.com, netdev@vger.kernel.org Subject: [PATCH 08/14] xen: netback: Remove redundant check on unsigned variable Date: Fri, 16 Nov 2012 12:20:40 +0530 Message-Id: <1353048646-10935-9-git-send-email-tushar.behera@linaro.org> X-Mailer: git-send-email 1.7.4.1 In-Reply-To: <1353048646-10935-1-git-send-email-tushar.behera@linaro.org> References: <1353048646-10935-1-git-send-email-tushar.behera@linaro.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org No need to check whether unsigned variable is less than 0. CC: Ian Campbell CC: xen-devel@lists.xensource.com CC: netdev@vger.kernel.org Signed-off-by: Tushar Behera --- drivers/net/xen-netback/netback.c | 4 ++-- 1 files changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/net/xen-netback/netback.c b/drivers/net/xen-netback/netback.c index aab8677..515e10c 100644 --- a/drivers/net/xen-netback/netback.c +++ b/drivers/net/xen-netback/netback.c @@ -190,14 +190,14 @@ static int get_page_ext(struct page *pg, group = ext.e.group - 1; - if (group < 0 || group >= xen_netbk_group_nr) + if (group >= xen_netbk_group_nr) return 0; netbk = &xen_netbk[group]; idx = ext.e.idx; - if ((idx < 0) || (idx >= MAX_PENDING_REQS)) + if (idx >= MAX_PENDING_REQS) return 0; if (netbk->mmap_pages[idx] != pg) -- 1.7.4.1