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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id D9AC7C433EF for ; Mon, 15 Nov 2021 23:02:32 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id C52106109E for ; Mon, 15 Nov 2021 23:02:32 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1347883AbhKOXFW (ORCPT ); Mon, 15 Nov 2021 18:05:22 -0500 Received: from mail.kernel.org ([198.145.29.99]:57534 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S242440AbhKOSyq (ORCPT ); Mon, 15 Nov 2021 13:54:46 -0500 Received: by mail.kernel.org (Postfix) with ESMTPSA id 9BCB6633C4; Mon, 15 Nov 2021 18:11:12 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1636999873; bh=1JJY+d1hilmZPQB4fO71zQCsWNuLLbJf8RR3944VvFM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=zNECPgEQI7KyGV1AdDpmn47TucVZmA9KTurIDmKWeonP+9JSKJ499vQoRiKLf+877 CSLcK080duo9izQYnBzt8IN8D9CbC6srboFcEmRrGnCssIBglNb5Ha9x3c8d0P+bX4 W50YYxDfY4C6kxcRMz4P+Ap4anGEuZDLzs4imiS4= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Dan Carpenter , Felix Fietkau , Sasha Levin Subject: [PATCH 5.14 453/849] mt76: mt7915: fix info leak in mt7915_mcu_set_pre_cal() Date: Mon, 15 Nov 2021 17:58:56 +0100 Message-Id: <20211115165435.615049454@linuxfoundation.org> X-Mailer: git-send-email 2.33.1 In-Reply-To: <20211115165419.961798833@linuxfoundation.org> References: <20211115165419.961798833@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Dan Carpenter [ Upstream commit 3924715ffe5e064a85f56490f77b7b2084230800 ] Zero out all the unused members of "req" so that we don't disclose stack information. Fixes: 495184ac91bb ("mt76: mt7915: add support for applying pre-calibration data") Signed-off-by: Dan Carpenter Acked-by: Felix Fietkau Signed-off-by: Felix Fietkau Signed-off-by: Sasha Levin --- drivers/net/wireless/mediatek/mt76/mt7915/mcu.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c index 2f30047bd80f2..caf2033c5c17e 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c +++ b/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c @@ -3481,7 +3481,7 @@ static int mt7915_mcu_set_pre_cal(struct mt7915_dev *dev, u8 idx, u8 idx; u8 rsv[4]; __le32 len; - } req; + } req = {}; struct sk_buff *skb; skb = mt76_mcu_msg_alloc(&dev->mt76, NULL, sizeof(req) + len); -- 2.33.0