From patchwork Fri Jan 21 07:08:10 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ping-Ke Shih X-Patchwork-Id: 534472 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 DD44DC433EF for ; Fri, 21 Jan 2022 07:08:55 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1348924AbiAUHIz (ORCPT ); Fri, 21 Jan 2022 02:08:55 -0500 Received: from rtits2.realtek.com ([211.75.126.72]:44453 "EHLO rtits2.realtek.com.tw" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S245583AbiAUHIy (ORCPT ); Fri, 21 Jan 2022 02:08:54 -0500 Authenticated-By: X-SpamFilter-By: ArmorX SpamTrap 5.73 with qID 20L78ftG6022311, This message is accepted by code: ctloc85258 Received: from mail.realtek.com (rtexh36505.realtek.com.tw[172.21.6.25]) by rtits2.realtek.com.tw (8.15.2/2.71/5.88) with ESMTPS id 20L78ftG6022311 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128 verify=NOT); Fri, 21 Jan 2022 15:08:41 +0800 Received: from RTEXMBS04.realtek.com.tw (172.21.6.97) by RTEXH36505.realtek.com.tw (172.21.6.25) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.17; Fri, 21 Jan 2022 15:08:40 +0800 Received: from localhost (172.21.69.188) by RTEXMBS04.realtek.com.tw (172.21.6.97) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2308.20; Fri, 21 Jan 2022 15:08:40 +0800 From: Ping-Ke Shih To: , CC: , , Subject: [PATCH 0/3] rtw88: some fixes of hw_scan Date: Fri, 21 Jan 2022 15:08:10 +0800 Message-ID: <20220121070813.9656-1-pkshih@realtek.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 X-Originating-IP: [172.21.69.188] X-ClientProxiedBy: RTEXMBS02.realtek.com.tw (172.21.6.95) To RTEXMBS04.realtek.com.tw (172.21.6.97) X-KSE-ServerInfo: RTEXMBS04.realtek.com.tw, 9 X-KSE-AntiSpam-Interceptor-Info: trusted connection X-KSE-Antiphishing-Info: Clean X-KSE-Antiphishing-ScanningType: Deterministic X-KSE-Antiphishing-Method: None X-KSE-Antiphishing-Bases: 01/21/2022 06:52:00 X-KSE-AttachmentFiltering-Interceptor-Info: no applicable attachment filtering rules found X-KSE-Antivirus-Interceptor-Info: scan successful X-KSE-Antivirus-Info: =?big5_tw?b?Q2xlYW4sIGJhc2VzOiAyMDIyLzEvMjEgpFekyCAwNjow?= =?big5_tw?b?MDowMA==?= X-KSE-BulkMessagesFiltering-Scan-Result: protection disabled X-KSE-ServerInfo: RTEXH36505.realtek.com.tw, 9 X-KSE-Attachment-Filter-Triggered-Rules: Clean X-KSE-Attachment-Filter-Triggered-Filters: Clean X-KSE-BulkMessagesFiltering-Scan-Result: protection disabled Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org Since patch 2/3 and 3/3 is based on the first patch sent by Muhammad https://lore.kernel.org/linux-wireless/YcWK1jxnd3vGdmCq@debian-BULLSEYE-live-builder-AMD64/ I put them together in this patchset, so we don't miss it. The second patch is to enter idle mode by driver after hw_scan, and then it can save more power. Third patch is to fix memory overrun and leak that will lead kernel crash. Muhammad Usama Anjum (1): rtw88: check for validity before using a pointer Po-Hao Huang (2): rtw88: fix idle mode flow for hw scan rtw88: fix memory overrun and memory leak during hw_scan drivers/net/wireless/realtek/rtw88/fw.c | 40 ++++++++++++++----- drivers/net/wireless/realtek/rtw88/mac80211.c | 5 ++- drivers/net/wireless/realtek/rtw88/main.c | 16 +++++++- drivers/net/wireless/realtek/rtw88/main.h | 4 +- 4 files changed, 53 insertions(+), 12 deletions(-)