summaryrefslogtreecommitdiffstats
path: root/net/mac80211/mlme.c
diff options
context:
space:
mode:
Diffstat (limited to 'net/mac80211/mlme.c')
-rw-r--r--net/mac80211/mlme.c39
1 files changed, 32 insertions, 7 deletions
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index acb0413..e1d11c9 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -551,6 +551,7 @@ static void ieee80211_set_associated(struct net_device *dev,
/* set timing information */
sdata->bss_conf.beacon_int = bss->beacon_int;
sdata->bss_conf.timestamp = bss->timestamp;
+ sdata->bss_conf.dtim_period = bss->dtim_period;
changed |= ieee80211_handle_bss_capability(sdata, bss);
@@ -773,7 +774,8 @@ static void ieee80211_send_assoc(struct net_device *dev,
mgmt->frame_control = IEEE80211_FC(IEEE80211_FTYPE_MGMT,
IEEE80211_STYPE_REASSOC_REQ);
mgmt->u.reassoc_req.capab_info = cpu_to_le16(capab);
- mgmt->u.reassoc_req.listen_interval = cpu_to_le16(1);
+ mgmt->u.reassoc_req.listen_interval =
+ cpu_to_le16(local->hw.conf.listen_interval);
memcpy(mgmt->u.reassoc_req.current_ap, ifsta->prev_bssid,
ETH_ALEN);
} else {
@@ -781,7 +783,8 @@ static void ieee80211_send_assoc(struct net_device *dev,
mgmt->frame_control = IEEE80211_FC(IEEE80211_FTYPE_MGMT,
IEEE80211_STYPE_ASSOC_REQ);
mgmt->u.assoc_req.capab_info = cpu_to_le16(capab);
- mgmt->u.assoc_req.listen_interval = cpu_to_le16(1);
+ mgmt->u.reassoc_req.listen_interval =
+ cpu_to_le16(local->hw.conf.listen_interval);
}
/* SSID */
@@ -2688,6 +2691,16 @@ static void ieee80211_rx_bss_info(struct net_device *dev,
bss->beacon_int = le16_to_cpu(mgmt->u.beacon.beacon_int);
bss->capability = le16_to_cpu(mgmt->u.beacon.capab_info);
+ if (elems->tim) {
+ struct ieee80211_tim_ie *tim_ie =
+ (struct ieee80211_tim_ie *)elems->tim;
+ bss->dtim_period = tim_ie->dtim_period;
+ }
+
+ /* set default value for buggy APs */
+ if (!elems->tim || bss->dtim_period == 0)
+ bss->dtim_period = 1;
+
bss->supp_rates_len = 0;
if (elems->supp_rates) {
clen = IEEE80211_MAX_SUPP_RATES - bss->supp_rates_len;
@@ -3650,11 +3663,21 @@ static int ieee80211_sta_find_ibss(struct net_device *dev,
"%s\n", print_mac(mac, bssid),
print_mac(mac2, ifsta->bssid));
#endif /* CONFIG_MAC80211_IBSS_DEBUG */
- if (found && memcmp(ifsta->bssid, bssid, ETH_ALEN) != 0 &&
- (bss = ieee80211_rx_bss_get(dev, bssid,
- local->hw.conf.channel->center_freq,
- ifsta->ssid, ifsta->ssid_len))) {
+
+ if (found && memcmp(ifsta->bssid, bssid, ETH_ALEN) != 0) {
int ret;
+ int search_freq;
+
+ if (ifsta->flags & IEEE80211_STA_AUTO_CHANNEL_SEL)
+ search_freq = bss->freq;
+ else
+ search_freq = local->hw.conf.channel->center_freq;
+
+ bss = ieee80211_rx_bss_get(dev, bssid, search_freq,
+ ifsta->ssid, ifsta->ssid_len);
+ if (!bss)
+ goto dont_join;
+
printk(KERN_DEBUG "%s: Selected IBSS BSSID %s"
" based on configured SSID\n",
dev->name, print_mac(mac, bssid));
@@ -3662,6 +3685,8 @@ static int ieee80211_sta_find_ibss(struct net_device *dev,
ieee80211_rx_bss_put(local, bss);
return ret;
}
+
+dont_join:
#ifdef CONFIG_MAC80211_IBSS_DEBUG
printk(KERN_DEBUG " did not try to join ibss\n");
#endif /* CONFIG_MAC80211_IBSS_DEBUG */
@@ -3895,7 +3920,7 @@ done:
if (sdata->vif.type == IEEE80211_IF_TYPE_IBSS) {
struct ieee80211_if_sta *ifsta = &sdata->u.sta;
if (!(ifsta->flags & IEEE80211_STA_BSSID_SET) ||
- (!ifsta->state == IEEE80211_IBSS_JOINED &&
+ (!(ifsta->state == IEEE80211_IBSS_JOINED) &&
!ieee80211_sta_active_ibss(dev)))
ieee80211_sta_find_ibss(dev, ifsta);
}
OpenPOWER on IntegriCloud