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authorFelix Fietkau <nbd@openwrt.org>2010-04-27 00:26:34 +0200
committerGreg Kroah-Hartman <gregkh@suse.de>2010-07-05 11:15:45 -0700
commit6baadd343cb324ba60bf15a9294142531f1472ed (patch)
tree2eb62f986625c28fb8baa1b31a5f92b3d7079216
parentf61b2c28636ecd88e2f856327d29e3b7a8e3a543 (diff)
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mac80211: fix handling of 4-address-mode in ieee80211_change_iface
commit f7917af92024d43bc20bc1afc92de27b0bd0f50b 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>
-rw-r--r--net/mac80211/cfg.c7
1 files changed, 3 insertions, 4 deletions
diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c
index 9ae1a4760b5..e2b43454c79 100644
--- a/net/mac80211/cfg.c
+++ b/net/mac80211/cfg.c
@@ -98,9 +98,6 @@ 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);
@@ -108,7 +105,9 @@ 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;
}