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Diffstat (limited to 'net')
-rw-r--r--net/mac80211/ieee80211_i.h2
-rw-r--r--net/mac80211/mlme.c11
-rw-r--r--net/mac80211/wext.c15
3 files changed, 16 insertions, 12 deletions
diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h
index c7314bf4bec2..006486b26726 100644
--- a/net/mac80211/ieee80211_i.h
+++ b/net/mac80211/ieee80211_i.h
@@ -899,7 +899,7 @@ extern const struct iw_handler_def ieee80211_iw_handler_def;
/* ieee80211_ioctl.c */
-int ieee80211_set_freq(struct ieee80211_local *local, int freq);
+int ieee80211_set_freq(struct net_device *dev, int freq);
/* ieee80211_sta.c */
void ieee80211_sta_timer(unsigned long data);
void ieee80211_sta_work(struct work_struct *work);
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index affe42f8484c..4d2b582dd055 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -2359,13 +2359,10 @@ static int ieee80211_sta_join_ibss(struct net_device *dev,
sdata->drop_unencrypted = bss->capability &
WLAN_CAPABILITY_PRIVACY ? 1 : 0;
- res = ieee80211_set_freq(local, bss->freq);
+ res = ieee80211_set_freq(dev, bss->freq);
- if (local->oper_channel->flags & IEEE80211_CHAN_NO_IBSS) {
- printk(KERN_DEBUG "%s: IBSS not allowed on frequency "
- "%d MHz\n", dev->name, local->oper_channel->center_freq);
- return -1;
- }
+ if (res)
+ return res;
/* Set beacon template */
skb = dev_alloc_skb(local->hw.extra_tx_headroom + 400);
@@ -3491,7 +3488,7 @@ static int ieee80211_sta_config_auth(struct net_device *dev,
spin_unlock_bh(&local->sta_bss_lock);
if (selected) {
- ieee80211_set_freq(local, selected->freq);
+ ieee80211_set_freq(dev, selected->freq);
if (!(ifsta->flags & IEEE80211_STA_SSID_SET))
ieee80211_sta_set_ssid(dev, selected->ssid,
selected->ssid_len);
diff --git a/net/mac80211/wext.c b/net/mac80211/wext.c
index 8311bb24f9f3..a8bb8e31b1ec 100644
--- a/net/mac80211/wext.c
+++ b/net/mac80211/wext.c
@@ -290,14 +290,22 @@ static int ieee80211_ioctl_giwmode(struct net_device *dev,
return 0;
}
-int ieee80211_set_freq(struct ieee80211_local *local, int freqMHz)
+int ieee80211_set_freq(struct net_device *dev, int freqMHz)
{
int ret = -EINVAL;
struct ieee80211_channel *chan;
+ struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
+ struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
chan = ieee80211_get_channel(local->hw.wiphy, freqMHz);
if (chan && !(chan->flags & IEEE80211_CHAN_DISABLED)) {
+ if (sdata->vif.type == IEEE80211_IF_TYPE_IBSS &&
+ chan->flags & IEEE80211_CHAN_NO_IBSS) {
+ printk(KERN_DEBUG "%s: IBSS not allowed on frequency "
+ "%d MHz\n", dev->name, chan->center_freq);
+ return ret;
+ }
local->oper_channel = chan;
if (local->sta_sw_scanning || local->sta_hw_scanning)
@@ -315,7 +323,6 @@ static int ieee80211_ioctl_siwfreq(struct net_device *dev,
struct iw_request_info *info,
struct iw_freq *freq, char *extra)
{
- struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
if (sdata->vif.type == IEEE80211_IF_TYPE_STA)
@@ -329,14 +336,14 @@ static int ieee80211_ioctl_siwfreq(struct net_device *dev,
IEEE80211_STA_AUTO_CHANNEL_SEL;
return 0;
} else
- return ieee80211_set_freq(local,
+ return ieee80211_set_freq(dev,
ieee80211_channel_to_frequency(freq->m));
} else {
int i, div = 1000000;
for (i = 0; i < freq->e; i++)
div /= 10;
if (div > 0)
- return ieee80211_set_freq(local, freq->m / div);
+ return ieee80211_set_freq(dev, freq->m / div);
else
return -EINVAL;
}