From nobody Fri Dec 19 16:01:39 2025 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 E1B0CC3A59D for ; Sat, 22 Oct 2022 08:47:10 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234792AbiJVIrI (ORCPT ); Sat, 22 Oct 2022 04:47:08 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52878 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235128AbiJVIom (ORCPT ); Sat, 22 Oct 2022 04:44:42 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 323372EBBA6; Sat, 22 Oct 2022 01:08:18 -0700 (PDT) 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 41C4560BA3; Sat, 22 Oct 2022 08:00:54 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 51ABEC433D6; Sat, 22 Oct 2022 08:00:53 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1666425653; bh=ihi/X+jRwStHBrEQc38wWsGR2lD4+0D/n45zAeO5vlU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=0uTP5fK5PgMPf8G6iaQYDxqHFNNoqvW8UnVPEA/D7DFdm6BHdhHYazUahZ4vjprWS 6VH2I4v8Uzi6lQphGrfNnCHx73SBL/V/FnyKn8PmrIjbkeP0cnk+c2a3VoE9QNC7ox 637k2vCJVYE+qijGXyikBIwWUydG/tC1hnzllyUA= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Zong-Zhe Yang , Ping-Ke Shih , Kalle Valo , Sasha Levin Subject: [PATCH 5.19 572/717] rtw89: ser: leave lps with mutex Date: Sat, 22 Oct 2022 09:27:31 +0200 Message-Id: <20221022072523.707440640@linuxfoundation.org> X-Mailer: git-send-email 2.38.1 In-Reply-To: <20221022072415.034382448@linuxfoundation.org> References: <20221022072415.034382448@linuxfoundation.org> User-Agent: quilt/0.67 MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" From: Zong-Zhe Yang [ Upstream commit 8676031bae1c91037d06341214f4150b33707c68 ] Calling rtw89_leave_lps() should hold rtwdev::mutex. So, fix it. Signed-off-by: Zong-Zhe Yang Signed-off-by: Ping-Ke Shih Signed-off-by: Kalle Valo Link: https://lore.kernel.org/r/20220704023453.19935-5-pkshih@realtek.com Signed-off-by: Sasha Levin --- drivers/net/wireless/realtek/rtw89/ser.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/net/wireless/realtek/rtw89/ser.c b/drivers/net/wireles= s/realtek/rtw89/ser.c index 9e95ed972710..5d88200cbd3e 100644 --- a/drivers/net/wireless/realtek/rtw89/ser.c +++ b/drivers/net/wireless/realtek/rtw89/ser.c @@ -152,7 +152,10 @@ static void ser_state_run(struct rtw89_ser *ser, u8 ev= t) rtw89_debug(rtwdev, RTW89_DBG_SER, "ser: %s receive %s\n", ser_st_name(ser), ser_ev_name(ser, evt)); =20 + mutex_lock(&rtwdev->mutex); rtw89_leave_lps(rtwdev); + mutex_unlock(&rtwdev->mutex); + ser->st_tbl[ser->state].st_func(ser, evt); } =20 --=20 2.35.1