Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757392AbeAHMoE (ORCPT + 1 other); Mon, 8 Jan 2018 07:44:04 -0500 Received: from szxga04-in.huawei.com ([45.249.212.190]:3701 "EHLO huawei.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1757235AbeAHMoB (ORCPT ); Mon, 8 Jan 2018 07:44:01 -0500 From: Xiongfeng Wang To: CC: , , , , Subject: [PATCH] scsi: mptfusion: use strlcpy() instead of strncpy() Date: Mon, 8 Jan 2018 20:49:13 +0800 Message-ID: <1515415753-10534-1-git-send-email-wangxiongfeng2@huawei.com> X-Mailer: git-send-email 1.8.3.1 MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.175.113.25] X-CFilter-Loop: Reflected Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Return-Path: From: Xiongfeng Wang gcc-8 reports drivers/message/fusion/mptbase.c: In function 'mpt_display_event_info': ./include/linux/string.h:245:9: warning: '__builtin_strncpy' specified bound 100 equals destination size [-Wstringop-truncation] We need to use strlcpy() to make sure the dest string is nul-terminated. Signed-off-by: Xiongfeng Wang --- drivers/message/fusion/mptbase.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/message/fusion/mptbase.c b/drivers/message/fusion/mptbase.c index 7a93400..3c47888 100644 --- a/drivers/message/fusion/mptbase.c +++ b/drivers/message/fusion/mptbase.c @@ -7697,7 +7697,7 @@ static void seq_mpt_print_ioc_summary(MPT_ADAPTER *ioc, struct seq_file *m, int break; } if (ds) - strncpy(evStr, ds, EVENT_DESCR_STR_SZ); + strlcpy(evStr, ds, EVENT_DESCR_STR_SZ); devtprintk(ioc, printk(MYIOC_s_DEBUG_FMT -- 1.8.3.1