From nobody Thu Jun 18 20:51:30 2026 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 79A33C433EF for ; Thu, 14 Apr 2022 10:32:22 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S242300AbiDNKeo (ORCPT ); Thu, 14 Apr 2022 06:34:44 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40370 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231349AbiDNKel (ORCPT ); Thu, 14 Apr 2022 06:34:41 -0400 Received: from mail.meizu.com (edge07.meizu.com [112.91.151.210]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 9629859A63 for ; Thu, 14 Apr 2022 03:32:16 -0700 (PDT) Received: from IT-EXMB-1-125.meizu.com (172.16.1.125) by mz-mail11.meizu.com (172.16.1.15) with Microsoft SMTP Server (TLS) id 14.3.487.0; Thu, 14 Apr 2022 18:32:15 +0800 Received: from meizu.meizu.com (172.16.137.70) by IT-EXMB-1-125.meizu.com (172.16.1.125) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2308.14; Thu, 14 Apr 2022 18:32:14 +0800 From: Haowen Bai To: Greg Kroah-Hartman CC: Haowen Bai , , Subject: [PATCH] Staging: rtl8192u: Fix signedness bug in ieee80211_check_auth_response() Date: Thu, 14 Apr 2022 18:32:12 +0800 Message-ID: <1649932332-13305-1-git-send-email-baihaowen@meizu.com> X-Mailer: git-send-email 2.7.4 MIME-Version: 1.0 X-Originating-IP: [172.16.137.70] X-ClientProxiedBy: IT-EXMB-1-126.meizu.com (172.16.1.126) To IT-EXMB-1-125.meizu.com (172.16.1.125) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" function ieee80211_check_auth_response () unsigned errcode receive auth_par= se()'s errcode -ENOMEM. Signed-off-by: Haowen Bai --- drivers/staging/rtl8192u/ieee80211/ieee80211_softmac.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/staging/rtl8192u/ieee80211/ieee80211_softmac.c b/drive= rs/staging/rtl8192u/ieee80211/ieee80211_softmac.c index 1a43979939a8..4d060c3ec077 100644 --- a/drivers/staging/rtl8192u/ieee80211/ieee80211_softmac.c +++ b/drivers/staging/rtl8192u/ieee80211/ieee80211_softmac.c @@ -1461,7 +1461,7 @@ void ieee80211_softmac_check_all_nets(struct ieee8021= 1_device *ieee) spin_unlock_irqrestore(&ieee->lock, flags); } =20 -static inline u16 auth_parse(struct sk_buff *skb, u8 **challenge, int *chl= en) +static inline s16 auth_parse(struct sk_buff *skb, u8 **challenge, int *chl= en) { struct ieee80211_authentication *a; u8 *t; @@ -1826,7 +1826,7 @@ static void ieee80211_check_auth_response(struct ieee= 80211_device *ieee, { /* default support N mode, disable halfNmode */ bool bSupportNmode =3D true, bHalfSupportNmode =3D false; - u16 errcode; + s16 errcode; u8 *challenge; int chlen =3D 0; u32 iotAction; --=20 2.7.4