From patchwork Tue Jun 20 08:08:40 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dmitry Antipov X-Patchwork-Id: 694739 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 304E2EB64DB for ; Tue, 20 Jun 2023 08:09:20 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231654AbjFTIJT (ORCPT ); Tue, 20 Jun 2023 04:09:19 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:33370 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231636AbjFTIJS (ORCPT ); Tue, 20 Jun 2023 04:09:18 -0400 Received: from forward100a.mail.yandex.net (forward100a.mail.yandex.net [IPv6:2a02:6b8:c0e:500:1:45:d181:d100]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D550DB1 for ; Tue, 20 Jun 2023 01:09:15 -0700 (PDT) Received: from mail-nwsmtp-smtp-production-main-39.vla.yp-c.yandex.net (mail-nwsmtp-smtp-production-main-39.vla.yp-c.yandex.net [IPv6:2a02:6b8:c0d:31b:0:640:fdf8:0]) by forward100a.mail.yandex.net (Yandex) with ESMTP id 973AD46CE6; Tue, 20 Jun 2023 11:09:08 +0300 (MSK) Received: by mail-nwsmtp-smtp-production-main-39.vla.yp-c.yandex.net (smtp/Yandex) with ESMTPSA id v8cEIqsDXeA0-WoxGkl3S; Tue, 20 Jun 2023 11:09:08 +0300 X-Yandex-Fwd: 1 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=yandex.ru; s=mail; t=1687248548; bh=s67ry7Co9MPhktxsgxXhz8/DBce/8Tak4qy6/Iz1lww=; h=Message-ID:Date:Cc:Subject:To:From; b=kxAX+Rqr/AGt/MD7gNJ1MkroAkFWIGHXKLO72eW9HSrVhc5GXoxGgRH3Y371aKMEc ivQTKWWLr3tyqtvJzU4JvujcLxb0bVC66EIdSnagmttxy+S1RZPFa8AHpC2MrkFTdP Lh+KbQ8OhinTUrWGG2M+aWLSHIBsGz0liVxcdXeA= Authentication-Results: mail-nwsmtp-smtp-production-main-39.vla.yp-c.yandex.net; dkim=pass header.i=@yandex.ru From: Dmitry Antipov To: =?utf-8?q?Toke_H=C3=B8iland-J=C3=B8rgensen?= Cc: Kalle Valo , linux-wireless@vger.kernel.org, Dmitry Antipov Subject: [PATCH 1/2] [v2] wifi: ath9k: avoid using uninitialized array Date: Tue, 20 Jun 2023 11:08:40 +0300 Message-ID: <20230620080855.396851-1-dmantipov@yandex.ru> X-Mailer: git-send-email 2.41.0 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org In 'ath_tx_count_frames()', 'ba' array may be used uninitialized, so add 'memset()' call similar to one used in 'ath_tx_complete_aggr()'. Signed-off-by: Dmitry Antipov --- drivers/net/wireless/ath/ath9k/xmit.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/net/wireless/ath/ath9k/xmit.c b/drivers/net/wireless/ath/ath9k/xmit.c index f6f2ab7a63ff..8babaaacacf5 100644 --- a/drivers/net/wireless/ath/ath9k/xmit.c +++ b/drivers/net/wireless/ath/ath9k/xmit.c @@ -466,6 +466,8 @@ static void ath_tx_count_frames(struct ath_softc *sc, struct ath_buf *bf, *nframes = 0; isaggr = bf_isaggr(bf); + memset(ba, 0, WME_BA_BMP_SIZE >> 3); + if (isaggr) { seq_st = ts->ts_seqnum; memcpy(ba, &ts->ba_low, WME_BA_BMP_SIZE >> 3);