[PATCH AUTOSEL 4.19 26/44] mac80211: call drv_ibss_join() on restart
From: Sasha Levin <sashal@kernel.org>
Date: 2019-03-11 20:06:37
Also in:
linux-wireless, lkml, stable
Subsystem:
mac80211, the rest · Maintainers:
Johannes Berg, Linus Torvalds
From: Johannes Berg <redacted> [ 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 <redacted> Signed-off-by: Luca Coelho <redacted> Signed-off-by: Johannes Berg <redacted> Signed-off-by: Sasha Levin <sashal@kernel.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@sipsolutions.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