From patchwork Mon Jan 8 12:52:34 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Xiongfeng Wang X-Patchwork-Id: 123701 Delivered-To: patch@linaro.org Received: by 10.140.22.227 with SMTP id 90csp2679680qgn; Mon, 8 Jan 2018 04:47:13 -0800 (PST) X-Google-Smtp-Source: ACJfBosx9m9/tttummbpFV6woKffLRUQim4O9Cu0hyhpuRJiC5tJt+GAlH9cT4S3EUTph9ooMU77 X-Received: by 10.159.234.66 with SMTP id c2mr11534576plr.68.1515415633682; Mon, 08 Jan 2018 04:47:13 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1515415633; cv=none; d=google.com; s=arc-20160816; b=lN3ApCpQz4zLYmrR7rQ7QK0U6eVy3tteArTqwMaaqpxu4NA/OQ7SPdHOBfxTnU01Bh tKG3QfGNo88+zTcfqC2JtapdiZ/51BiRpZR9W3Ld/BLz6TUo8nRR1lIJnO1q6D1KNqYN the60NsUBK9qY67/FuTU7q9cmRePYy7NtLHsMpPbtYlXffdPlNtCLJu4rYXYSQaMAPAh XN+WEm5GyNDUDaM2ZyuMJWiPygbwp3d94MopJSJzLZLaxa8+toqx29P2qki1QjVs44L3 L8WVKFMxwwaXWjMN9L6w+u+0A+Ol/v4H5/6dW0RCsYAwGL38btACC3dbRdnvhaJcZ+IK 6q1Q== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:mime-version:message-id:date:subject:cc :to:from:arc-authentication-results; bh=IA4rWfT/OWAW2q+92FQXveXKU1rZoQbBpuN060ay7SY=; b=aIw/peL4P67my7CgS4wIzAhwOuROkSJ0XxhrvD6vs0dKq5vms0k8egha/3e04Qqgpx TH1KPboL5xjoWIBU9Xg0Ss3NeowOpU7JjbWEXM8B/5PCx7b0ax2im+MdDkWfzlG/OXwJ MOxcdzQKQOYicrbzcUr1y+5aOqgtTQe0LSTSxSwN7+c4zfge1gcKwWbSqfqy8ZH1oSpw kj1fzwXKOVpCWYAuTx0rox/p9Amj0E2lYLdmT3J+9AaQcUqUqMvQUwumWXO58mnuFsqQ OWDrZlqXWhHzn+23HLcT8oOyl/Rh6NYN9B7RuBuRe6c8FidIZjvov1OT6FtgwWWRo0n/ RE2Q== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id x68si598542pfe.46.2018.01.08.04.47.13; Mon, 08 Jan 2018 04:47:13 -0800 (PST) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932233AbeAHMrM (ORCPT + 28 others); Mon, 8 Jan 2018 07:47:12 -0500 Received: from szxga07-in.huawei.com ([45.249.212.35]:52021 "EHLO huawei.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S932172AbeAHMrK (ORCPT ); Mon, 8 Jan 2018 07:47:10 -0500 Received: from DGGEMS403-HUB.china.huawei.com (unknown [172.30.72.60]) by Forcepoint Email with ESMTP id 37B8C6E71C162; Mon, 8 Jan 2018 20:47:07 +0800 (CST) Received: from localhost.localdomain.localdomain (10.175.113.25) by DGGEMS403-HUB.china.huawei.com (10.3.19.203) with Microsoft SMTP Server id 14.3.361.1; Mon, 8 Jan 2018 20:46:58 +0800 From: Xiongfeng Wang To: CC: , , , Subject: [PATCH] [media] dibx000_common: use strlcpy() instead of strncpy() Date: Mon, 8 Jan 2018 20:52:34 +0800 Message-ID: <1515415954-10963-1-git-send-email-wangxiongfeng2@huawei.com> X-Mailer: git-send-email 1.8.3.1 MIME-Version: 1.0 X-Originating-IP: [10.175.113.25] X-CFilter-Loop: Reflected Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Xiongfeng Wang gcc-8 reports drivers/media/dvb-frontends/dibx000_common.c: In function 'i2c_adapter_init': ./include/linux/string.h:245:9: warning: '__builtin_strncpy' specified bound 48 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/media/dvb-frontends/dibx000_common.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) -- 1.8.3.1 diff --git a/drivers/media/dvb-frontends/dibx000_common.c b/drivers/media/dvb-frontends/dibx000_common.c index bc28184..6486f17 100644 --- a/drivers/media/dvb-frontends/dibx000_common.c +++ b/drivers/media/dvb-frontends/dibx000_common.c @@ -424,7 +424,7 @@ static int i2c_adapter_init(struct i2c_adapter *i2c_adap, struct i2c_algorithm *algo, const char *name, struct dibx000_i2c_master *mst) { - strncpy(i2c_adap->name, name, sizeof(i2c_adap->name)); + strlcpy(i2c_adap->name, name, sizeof(i2c_adap->name)); i2c_adap->algo = algo; i2c_adap->algo_data = NULL; i2c_set_adapdata(i2c_adap, mst);