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Date: Fri, 22 Mar 2019 12:13:21 +0100 From: Greg Kroah-Hartman <gregkh@...uxfoundation.org> To: linux-kernel@...r.kernel.org Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>, stable@...r.kernel.org, Johannes Berg <johannes.berg@...el.com>, Luca Coelho <luciano.coelho@...el.com>, Sasha Levin <sashal@...nel.org> Subject: [PATCH 4.19 048/280] mac80211: call drv_ibss_join() on restart 4.19-stable review patch. If anyone has any objections, please let me know. ------------------ [ Upstream commit 4926b51bfaa6d36bd6f398fb7698679d3962e19d ] If a driver does any significant activity in its ibss_join method, then it will very well expect that to be called during restart, before any stations are added. Do that. Signed-off-by: Johannes Berg <johannes.berg@...el.com> Signed-off-by: Luca Coelho <luciano.coelho@...el.com> Signed-off-by: Johannes Berg <johannes.berg@...el.com> Signed-off-by: Sasha Levin <sashal@...nel.org> --- net/mac80211/util.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/net/mac80211/util.c b/net/mac80211/util.c index 716cd6442d86..3deaa01ebee4 100644 --- a/net/mac80211/util.c +++ b/net/mac80211/util.c @@ -5,7 +5,7 @@ * Copyright 2007 Johannes Berg <johannes@...solutions.net> * Copyright 2013-2014 Intel Mobile Communications GmbH * Copyright (C) 2015-2017 Intel Deutschland GmbH - * Copyright (C) 2018 Intel Corporation + * Copyright (C) 2018-2019 Intel Corporation * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as @@ -2020,6 +2020,10 @@ int ieee80211_reconfig(struct ieee80211_local *local) case NL80211_IFTYPE_AP_VLAN: case NL80211_IFTYPE_MONITOR: break; + case NL80211_IFTYPE_ADHOC: + if (sdata->vif.bss_conf.ibss_joined) + WARN_ON(drv_join_ibss(local, sdata)); + /* fall through */ default: ieee80211_reconfig_stations(sdata); /* fall through */ -- 2.19.1
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