diff options
Diffstat (limited to 'net/mac80211/ibss.c')
| -rw-r--r-- | net/mac80211/ibss.c | 27 |
1 files changed, 23 insertions, 4 deletions
diff --git a/net/mac80211/ibss.c b/net/mac80211/ibss.c index e6f3b0c7a71f..b72ee6435fa3 100644 --- a/net/mac80211/ibss.c +++ b/net/mac80211/ibss.c @@ -92,6 +92,12 @@ static void __ieee80211_sta_join_ibss(struct ieee80211_sub_if_data *sdata, if (memcmp(ifibss->bssid, bssid, ETH_ALEN)) sta_info_flush(sdata->local, sdata); + /* if merging, indicate to driver that we leave the old IBSS */ + if (sdata->vif.bss_conf.ibss_joined) { + sdata->vif.bss_conf.ibss_joined = false; + ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_IBSS); + } + memcpy(ifibss->bssid, bssid, ETH_ALEN); sdata->drop_unencrypted = capability & WLAN_CAPABILITY_PRIVACY ? 1 : 0; @@ -171,6 +177,8 @@ static void __ieee80211_sta_join_ibss(struct ieee80211_sub_if_data *sdata, bss_change |= BSS_CHANGED_BSSID; bss_change |= BSS_CHANGED_BEACON; bss_change |= BSS_CHANGED_BEACON_ENABLED; + bss_change |= BSS_CHANGED_IBSS; + sdata->vif.bss_conf.ibss_joined = true; ieee80211_bss_info_change_notify(sdata, bss_change); ieee80211_sta_def_wmm_params(sdata, sband->n_bitrates, supp_rates); @@ -481,7 +489,9 @@ static void ieee80211_sta_merge_ibss(struct ieee80211_sub_if_data *sdata) printk(KERN_DEBUG "%s: No active IBSS STAs - trying to scan for other " "IBSS networks with same SSID (merge)\n", sdata->name); - ieee80211_request_internal_scan(sdata, ifibss->ssid, ifibss->ssid_len); + ieee80211_request_internal_scan(sdata, + ifibss->ssid, ifibss->ssid_len, + ifibss->fixed_channel ? ifibss->channel : NULL); } static void ieee80211_sta_create_ibss(struct ieee80211_sub_if_data *sdata) @@ -588,8 +598,9 @@ static void ieee80211_sta_find_ibss(struct ieee80211_sub_if_data *sdata) printk(KERN_DEBUG "%s: Trigger new scan to find an IBSS to " "join\n", sdata->name); - ieee80211_request_internal_scan(sdata, ifibss->ssid, - ifibss->ssid_len); + ieee80211_request_internal_scan(sdata, + ifibss->ssid, ifibss->ssid_len, + ifibss->fixed_channel ? ifibss->channel : NULL); } else { int interval = IEEE80211_SCAN_INTERVAL; @@ -897,6 +908,12 @@ int ieee80211_ibss_join(struct ieee80211_sub_if_data *sdata, sdata->u.ibss.channel = params->channel; sdata->u.ibss.fixed_channel = params->channel_fixed; + /* fix ourselves to that channel now already */ + if (params->channel_fixed) { + sdata->local->oper_channel = params->channel; + sdata->local->oper_channel_type = NL80211_CHAN_NO_HT; + } + if (params->ie) { sdata->u.ibss.ie = kmemdup(params->ie, params->ie_len, GFP_KERNEL); @@ -951,7 +968,9 @@ int ieee80211_ibss_leave(struct ieee80211_sub_if_data *sdata) kfree(sdata->u.ibss.ie); skb = sdata->u.ibss.presp; rcu_assign_pointer(sdata->u.ibss.presp, NULL); - ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_BEACON_ENABLED); + sdata->vif.bss_conf.ibss_joined = false; + ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_BEACON_ENABLED | + BSS_CHANGED_IBSS); synchronize_rcu(); kfree_skb(skb); |