From e60c7744f8aa77bcbcb0b294596d6c87445d1200 Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Wed, 26 Nov 2008 23:31:40 +0100 Subject: cfg80211: handle SIOCGIWMODE/SIOCSIWMODE further reducing wext code in mac80211. Signed-off-by: Johannes Berg Signed-off-by: John W. Linville --- net/mac80211/iface.c | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'net/mac80211/iface.c') diff --git a/net/mac80211/iface.c b/net/mac80211/iface.c index 9ab772ac74a..5abbc3f07dd 100644 --- a/net/mac80211/iface.c +++ b/net/mac80211/iface.c @@ -698,6 +698,10 @@ int ieee80211_if_change_type(struct ieee80211_sub_if_data *sdata, if (type == sdata->vif.type) return 0; + /* Setting ad-hoc mode on non-IBSS channel is not supported. */ + if (sdata->local->oper_channel->flags & IEEE80211_CHAN_NO_IBSS) + return -EOPNOTSUPP; + /* * We could, here, on changes between IBSS/STA/MESH modes, * invoke an MLME function instead that disassociates etc. -- cgit v1.2.3-70-g09d2