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authorReinette Chatre <reinette.chatre@intel.com>2008-04-03 16:08:49 -0700
committerJohn W. Linville <linville@tuxdriver.com>2008-04-08 16:44:43 -0400
commit41a7be4858b886f83522e62d409263fcdb82653b (patch)
treee02d6c5cb242d7bd31e32068c24b3fc572f50b11
parent03d29c684917860f90f897565b297c4aba713e0b (diff)
downloadblackbird-op-linux-41a7be4858b886f83522e62d409263fcdb82653b.tar.gz
blackbird-op-linux-41a7be4858b886f83522e62d409263fcdb82653b.zip
mac80211: notify upper layers after lower
When drivers receive change notification they may do work that will enable the changes to take effect. For example, if new association the device needs to be programmed with this information. Give the driver chance to make the changes before notifying the upper layer - thus preventing race condition where upper layer attempts to utilize state that may not be configured yet. Signed-off-by: Reinette Chatre <reinette.chatre@intel.com> Acked-by: Johannes Berg <johannes@sipsolutions.net> Signed-off-by: John W. Linville <linville@tuxdriver.com>
-rw-r--r--net/mac80211/ieee80211_sta.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/net/mac80211/ieee80211_sta.c b/net/mac80211/ieee80211_sta.c
index 0f2fc9c4703a..9e30333aa81e 100644
--- a/net/mac80211/ieee80211_sta.c
+++ b/net/mac80211/ieee80211_sta.c
@@ -542,13 +542,13 @@ static void ieee80211_set_associated(struct net_device *dev,
memset(wrqu.ap_addr.sa_data, 0, ETH_ALEN);
}
- wrqu.ap_addr.sa_family = ARPHRD_ETHER;
- wireless_send_event(dev, SIOCGIWAP, &wrqu, NULL);
ifsta->last_probe = jiffies;
ieee80211_led_assoc(local, assoc);
sdata->bss_conf.assoc = assoc;
ieee80211_bss_info_change_notify(sdata, changed);
+ wrqu.ap_addr.sa_family = ARPHRD_ETHER;
+ wireless_send_event(dev, SIOCGIWAP, &wrqu, NULL);
}
static void ieee80211_set_disassoc(struct net_device *dev,
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