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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 5AF2BC6FD1B for ; Tue, 7 Mar 2023 17:30:57 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231547AbjCGRa4 (ORCPT ); Tue, 7 Mar 2023 12:30:56 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:33158 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231549AbjCGRak (ORCPT ); Tue, 7 Mar 2023 12:30:40 -0500 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E83E1A6740 for ; Tue, 7 Mar 2023 09:25:58 -0800 (PST) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 75A94614D0 for ; Tue, 7 Mar 2023 17:25:58 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 69A7BC433EF; Tue, 7 Mar 2023 17:25:57 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1678209957; bh=zn5/Tum+/bKrAG8ABzBy22+EE4i8VaWmewXfhHAwdwM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=2dmYPbsoR6aLCE9y4fiwqy+Te+zB6U35olE4Rtmhhc+Kp2DHqtAfZGFFnRaLRXYbK psugRTt2RZmkzzEZ2C/3e9k8EdqArwPjrpNgXlwnu1QxKWIXDLAmtdcG4rSAdUVd1p t2XBz7R4a0QOTHW8PMcGjL/NUL6TXBnv6O2o7y60= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Guodong Liu , AngeloGioacchino Del Regno , Linus Walleij , Sasha Levin Subject: [PATCH 6.2 0385/1001] pinctrl: mediatek: Initialize variable *buf to zero Date: Tue, 7 Mar 2023 17:52:37 +0100 Message-Id: <20230307170038.087460206@linuxfoundation.org> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20230307170022.094103862@linuxfoundation.org> References: <20230307170022.094103862@linuxfoundation.org> User-Agent: quilt/0.67 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Guodong Liu [ Upstream commit 2e34f82ba214134ecf590fbe0cdbd87401645a8a ] Coverity spotted that *buf is not initialized to zero in mtk_pctrl_dbg_show. Using uninitialized variable *buf as argument to %s when calling seq_printf. Fix this coverity by initializing *buf as zero. Fixes: 184d8e13f9b1 ("pinctrl: mediatek: Add support for pin configuration dump via debugfs.") Signed-off-by: Guodong Liu Reviewed-by: AngeloGioacchino Del Regno Link: https://lore.kernel.org/r/20230118062036.26258-3-Guodong.Liu@mediatek.com Signed-off-by: Linus Walleij Signed-off-by: Sasha Levin --- drivers/pinctrl/mediatek/pinctrl-paris.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/pinctrl/mediatek/pinctrl-paris.c b/drivers/pinctrl/mediatek/pinctrl-paris.c index 3330f0ce9bd1d..37761a8e7a18f 100644 --- a/drivers/pinctrl/mediatek/pinctrl-paris.c +++ b/drivers/pinctrl/mediatek/pinctrl-paris.c @@ -717,7 +717,7 @@ static void mtk_pctrl_dbg_show(struct pinctrl_dev *pctldev, struct seq_file *s, unsigned int gpio) { struct mtk_pinctrl *hw = pinctrl_dev_get_drvdata(pctldev); - char buf[PIN_DBG_BUF_SZ]; + char buf[PIN_DBG_BUF_SZ] = { 0 }; (void)mtk_pctrl_show_one_pin(hw, gpio, buf, PIN_DBG_BUF_SZ); -- 2.39.2