From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-10.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id AB67AFA372C for ; Fri, 8 Nov 2019 12:11:08 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 78D792085B for ; Fri, 8 Nov 2019 12:11:08 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1573215068; bh=HImH6DBQCdYDbrYV5nm8VU8wabB9MtuWvxvVxo2aZSQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=vJ4ExxiVARseC8xIb/jOrmxY03LaVqgjev4R4h0Ej30bnYQVfuYG96n2Sno9otNkW Za1r1mpzlBc88LCg8UMM6TQty3wziYf+PyEi7oUK1D6V1mKbo0DaTIsMmDFHC/ikPa FaHQN52N8iqGfybiJrhr6wshoTUP06K0Uu5k4Yiw= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1733228AbfKHMLB (ORCPT ); Fri, 8 Nov 2019 07:11:01 -0500 Received: from mail.kernel.org ([198.145.29.99]:52258 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1732937AbfKHLjR (ORCPT ); Fri, 8 Nov 2019 06:39:17 -0500 Received: from sasha-vm.mshome.net (c-73-47-72-35.hsd1.nh.comcast.net [73.47.72.35]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 856B5222CD; Fri, 8 Nov 2019 11:39:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1573213157; bh=HImH6DBQCdYDbrYV5nm8VU8wabB9MtuWvxvVxo2aZSQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=DLWY03XZrU6/qpf6spJqM+Ys74t8ugya9QGjZTlDl0+Os5/3S98BKdaYKl+WgEFzg uugyIPRHxBK13ooP5KasOksHxWEZwk5uSlmwpH7jxKyZRePAvJc6UcajOEpBiXhoHs bQOQyC5iYm5y7NVqZZuA+9vhrtZp/9R6PxgauueA= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Larry Finger , Kalle Valo , Sasha Levin , linux-wireless@vger.kernel.org, netdev@vger.kernel.org Subject: [PATCH AUTOSEL 4.19 064/205] rtl8187: Fix warning generated when strncpy() destination length matches the sixe argument Date: Fri, 8 Nov 2019 06:35:31 -0500 Message-Id: <20191108113752.12502-64-sashal@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20191108113752.12502-1-sashal@kernel.org> References: <20191108113752.12502-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Larry Finger [ Upstream commit 199ba9faca909e77ac533449ecd1248123ce89e7 ] In gcc8, when the 3rd argument (size) of a call to strncpy() matches the length of the first argument, the compiler warns of the possibility of an unterminated string. Using strlcpy() forces a null at the end. Signed-off-by: Larry Finger Signed-off-by: Kalle Valo Signed-off-by: Sasha Levin --- drivers/net/wireless/realtek/rtl818x/rtl8187/leds.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/wireless/realtek/rtl818x/rtl8187/leds.c b/drivers/net/wireless/realtek/rtl818x/rtl8187/leds.c index c2d5b495c179a..c089540116fa7 100644 --- a/drivers/net/wireless/realtek/rtl818x/rtl8187/leds.c +++ b/drivers/net/wireless/realtek/rtl818x/rtl8187/leds.c @@ -146,7 +146,7 @@ static int rtl8187_register_led(struct ieee80211_hw *dev, led->dev = dev; led->ledpin = ledpin; led->is_radio = is_radio; - strncpy(led->name, name, sizeof(led->name)); + strlcpy(led->name, name, sizeof(led->name)); led->led_dev.name = led->name; led->led_dev.default_trigger = default_trigger; -- 2.20.1