From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752789AbcG2OqQ (ORCPT ); Fri, 29 Jul 2016 10:46:16 -0400 Received: from szxga03-in.huawei.com ([119.145.14.66]:11071 "EHLO szxga03-in.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751604AbcG2OqO (ORCPT ); Fri, 29 Jul 2016 10:46:14 -0400 From: zhongjiang To: CC: , Subject: =?UTF-8?q?=5BPATCH=5D=20fs=3A=20wipe=20off=20the=20compiler=20warn?= Date: Fri, 29 Jul 2016 22:45:01 +0800 Message-ID: <1469803501-44148-1-git-send-email-zhongjiang@huawei.com> X-Mailer: git-send-email 1.7.12.4 MIME-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 8bit X-Originating-IP: [10.175.102.37] X-CFilter-Loop: Reflected X-Mirapoint-Virus-RAPID-Raw: score=unknown(0), refid=str=0001.0A020203.579B6C32.010C,ss=1,re=0.000,recu=0.000,reip=0.000,cl=1,cld=1,fgs=0, ip=0.0.0.0, so=2013-05-26 15:14:31, dmn=2013-03-21 17:37:32 X-Mirapoint-Loop-Id: cca61c32a86bf5e4ef610c6e12f216ae Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: zhong jiang when compile the kenrel code, I happens to the following warn. fs/reiserfs/ibalance.c:1156:2: warning: ‘new_insert_key’ may be used uninitialized in this function. memcpy(new_insert_key_addr, &new_insert_key, KEY_SIZE); ^ The patch just fix it to avoid the warn. Signed-off-by: zhong jiang --- fs/reiserfs/ibalance.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/fs/reiserfs/ibalance.c b/fs/reiserfs/ibalance.c index b751eea..512ce95 100644 --- a/fs/reiserfs/ibalance.c +++ b/fs/reiserfs/ibalance.c @@ -818,7 +818,7 @@ int balance_internal(struct tree_balance *tb, int order; int insert_num, n, k; struct buffer_head *S_new; - struct item_head new_insert_key; + struct item_head uninitialized_var(new_insert_key); struct buffer_head *new_insert_ptr = NULL; struct item_head *new_insert_key_addr = insert_key; -- 1.8.3.1