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authorJohannes Berg <johannes.berg@intel.com>2013-03-07 20:22:28 +0100
committerJohannes Berg <johannes.berg@intel.com>2013-03-25 14:42:39 +0100
commit1852d40eaba36fe1e97e0e497ffce291c99f5886 (patch)
tree6eb0435e6943fd7605b4fcf9d6543d735cbb03b6 /net/mac80211/ibss.c
parent8bf24293453a10a696bcd00abb1248e6365f66c2 (diff)
downloadlinux-1852d40eaba36fe1e97e0e497ffce291c99f5886.tar.bz2
mac80211: ibss: disable beaconing before freeing beacon
If we don't disable beaconing, the driver might attempt to continue, but would fail to request a beacon. That's strange, so disable beaconing first. Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net/mac80211/ibss.c')
-rw-r--r--net/mac80211/ibss.c21
1 files changed, 12 insertions, 9 deletions
diff --git a/net/mac80211/ibss.c b/net/mac80211/ibss.c
index 539d4a11b47b..bd02fac188bd 100644
--- a/net/mac80211/ibss.c
+++ b/net/mac80211/ibss.c
@@ -58,14 +58,6 @@ static void __ieee80211_sta_join_ibss(struct ieee80211_sub_if_data *sdata,
/* Reset own TSF to allow time synchronization work. */
drv_reset_tsf(local, sdata);
- skb = ifibss->skb;
- RCU_INIT_POINTER(ifibss->presp, NULL);
- synchronize_rcu();
- skb->data = skb->head;
- skb->len = 0;
- skb_reset_tail_pointer(skb);
- skb_reserve(skb, sdata->local->hw.extra_tx_headroom);
-
if (!ether_addr_equal(ifibss->bssid, bssid))
sta_info_flush(sdata);
@@ -73,10 +65,21 @@ static void __ieee80211_sta_join_ibss(struct ieee80211_sub_if_data *sdata,
if (sdata->vif.bss_conf.ibss_joined) {
sdata->vif.bss_conf.ibss_joined = false;
sdata->vif.bss_conf.ibss_creator = false;
+ sdata->vif.bss_conf.enable_beacon = false;
netif_carrier_off(sdata->dev);
- ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_IBSS);
+ ieee80211_bss_info_change_notify(sdata,
+ BSS_CHANGED_IBSS |
+ BSS_CHANGED_BEACON_ENABLED);
}
+ skb = ifibss->skb;
+ RCU_INIT_POINTER(ifibss->presp, NULL);
+ synchronize_rcu();
+ skb->data = skb->head;
+ skb->len = 0;
+ skb_reset_tail_pointer(skb);
+ skb_reserve(skb, sdata->local->hw.extra_tx_headroom);
+
sdata->drop_unencrypted = capability & WLAN_CAPABILITY_PRIVACY ? 1 : 0;
cfg80211_chandef_create(&chandef, chan, ifibss->channel_type);