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 X-Spam-Level: X-Spam-Status: No, score=-16.7 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 46F40C433FE for ; Mon, 7 Dec 2020 03:36:11 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 06F5C221F8 for ; Mon, 7 Dec 2020 03:36:10 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726489AbgLGDfz (ORCPT ); Sun, 6 Dec 2020 22:35:55 -0500 Received: from m43-15.mailgun.net ([69.72.43.15]:25672 "EHLO m43-15.mailgun.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726400AbgLGDfy (ORCPT ); Sun, 6 Dec 2020 22:35:54 -0500 DKIM-Signature: a=rsa-sha256; v=1; c=relaxed/relaxed; d=mg.codeaurora.org; q=dns/txt; s=smtp; t=1607312134; h=References: In-Reply-To: Message-Id: Date: Subject: Cc: To: From: Sender; bh=pADto9znzN8yD/HpOV5r1c9eP1YWr0M/dmgfltU1A4s=; b=b59vSFc9Kqn5bBx2ZHwx4n1MOQmUqLW5452t8OUvzaERLP505kZVZcbh38cJjD+pWh+mGOI1 EObZdNZ1K6ArSpYyifJXq+X6qLtQVr/d31cdqNdn3EcWXG1BN453pHcfC64NFxZIugyVqeYQ QTpHOzwIaGiLoQtyHVjeshxaZhM= X-Mailgun-Sending-Ip: 69.72.43.15 X-Mailgun-Sid: WyI3YTAwOSIsICJsaW51eC13aXJlbGVzc0B2Z2VyLmtlcm5lbC5vcmciLCAiYmU5ZTRhIl0= Received: from smtp.codeaurora.org (ec2-35-166-182-171.us-west-2.compute.amazonaws.com [35.166.182.171]) by smtp-out-n10.prod.us-west-2.postgun.com with SMTP id 5fcda30596285165cdfa44d2 (version=TLS1.2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256); Mon, 07 Dec 2020 03:35:33 GMT Sender: wgong=codeaurora.org@mg.codeaurora.org Received: by smtp.codeaurora.org (Postfix, from userid 1001) id A004EC433C6; Mon, 7 Dec 2020 03:35:33 +0000 (UTC) Received: from gongwen-ThinkPad-T420.qca.qualcomm.com (unknown [180.166.53.21]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: wgong) by smtp.codeaurora.org (Postfix) with ESMTPSA id CA94BC43462; Mon, 7 Dec 2020 03:35:31 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org CA94BC43462 Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; spf=fail smtp.mailfrom=wgong@codeaurora.org From: Wen Gong To: ath10k@lists.infradead.org, johannes@sipsolutions.net Cc: linux-wireless@vger.kernel.org, wgong@codeaurora.org Subject: [PATCH 1/2] mac80211: save ssid info to ieee80211_bss_conf while assoc Date: Mon, 7 Dec 2020 11:36:34 +0800 Message-Id: <1607312195-3583-2-git-send-email-wgong@codeaurora.org> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1607312195-3583-1-git-send-email-wgong@codeaurora.org> References: <1607312195-3583-1-git-send-email-wgong@codeaurora.org> Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org The ssid info of ieee80211_bss_conf is filled in ieee80211_start_ap() for AP mode. For STATION mode, it is empty, save the info from struct ieee80211_mgd_assoc_data, the struct ieee80211_mgd_assoc_data will be freed after assoc, so the ssid info of ieee80211_mgd_assoc_data can not access after assoc, save ssid info to ieee80211_bss_conf, then ssid info can be still access after assoc. Signed-off-by: Wen Gong --- net/mac80211/mlme.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c index ac870309b911..f3b3cba02be2 100644 --- a/net/mac80211/mlme.c +++ b/net/mac80211/mlme.c @@ -5364,6 +5364,7 @@ int ieee80211_mgd_assoc(struct ieee80211_sub_if_data *sdata, struct ieee80211_mgd_assoc_data *assoc_data; const struct cfg80211_bss_ies *beacon_ies; struct ieee80211_supported_band *sband; + struct ieee80211_bss_conf *bss_conf = &sdata->vif.bss_conf; const u8 *ssidie, *ht_ie, *vht_ie; int i, err; bool override = false; @@ -5381,6 +5382,8 @@ int ieee80211_mgd_assoc(struct ieee80211_sub_if_data *sdata, } memcpy(assoc_data->ssid, ssidie + 2, ssidie[1]); assoc_data->ssid_len = ssidie[1]; + memcpy(bss_conf->ssid, assoc_data->ssid, assoc_data->ssid_len); + bss_conf->ssid_len = assoc_data->ssid_len; rcu_read_unlock(); if (ifmgd->associated) { -- 2.23.0