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mac80211: fix handling of 4-address-mode in ieee80211_change_iface 

A misplaced interface type check bails out too early if the interface
is not in monitor mode. This patch moves it to the right place, so that
it only covers changes to the monitor flags.

Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Cc: stable@kernel.org
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Felix Fietkau 2010-04-27 00:26:34 +02:00 committed by John W. Linville
parent 4f824719a2
commit f7917af920
1 changed files with 3 additions and 4 deletions
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7
net/mac80211/cfg.c
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@ -96,9 +96,6 @@ static int ieee80211_change_iface(struct wiphy *wiphy,
params->mesh_id_len,
params->mesh_id);
if (sdata->vif.type != NL80211_IFTYPE_MONITOR || !flags)
return 0;
if (type == NL80211_IFTYPE_AP_VLAN &&
params && params->use_4addr == 0)
rcu_assign_pointer(sdata->u.vlan.sta, NULL);
@ -106,7 +103,9 @@ static int ieee80211_change_iface(struct wiphy *wiphy,
params && params->use_4addr >= 0)
sdata->u.mgd.use_4addr = params->use_4addr;
sdata->u.mntr_flags = *flags;
if (sdata->vif.type == NL80211_IFTYPE_MONITOR && flags)
sdata->u.mntr_flags = *flags;
return 0;
}