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

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commit f7917af920 upstream.

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>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Felix Fietkau
2010-04-27 00:26:34 +02:00
committed by Greg Kroah-Hartman
parent 6f6dcf87b0
commit 787b18bfea
1 changed files with 3 additions and 4 deletions
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7
net/mac80211/cfg.c
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@@ -97,9 +97,6 @@ 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);
@@ -107,7 +104,9 @@ 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;
}