diff options
Diffstat (limited to 'net')
| -rw-r--r-- | net/mac80211/ieee80211_ioctl.c | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/net/mac80211/ieee80211_ioctl.c b/net/mac80211/ieee80211_ioctl.c index 66e8a976b311..ef74a91e02a5 100644 --- a/net/mac80211/ieee80211_ioctl.c +++ b/net/mac80211/ieee80211_ioctl.c @@ -345,6 +345,8 @@ static int ieee80211_ioctl_giwrange(struct net_device *dev, { struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); struct iw_range *range = (struct iw_range *) extra; + struct ieee80211_hw_mode *mode = NULL; + int c = 0; data->length = sizeof(struct iw_range); memset(range, 0, sizeof(struct iw_range)); @@ -378,6 +380,29 @@ static int ieee80211_ioctl_giwrange(struct net_device *dev, range->enc_capa = IW_ENC_CAPA_WPA | IW_ENC_CAPA_WPA2 | IW_ENC_CAPA_CIPHER_TKIP | IW_ENC_CAPA_CIPHER_CCMP; + list_for_each_entry(mode, &local->modes_list, list) { + int i = 0; + + if (!(local->enabled_modes & (1 << mode->mode)) || + (local->hw_modes & local->enabled_modes & + (1 << MODE_IEEE80211G) && mode->mode == MODE_IEEE80211B)) + continue; + + while (i < mode->num_channels && c < IW_MAX_FREQUENCIES) { + struct ieee80211_channel *chan = &mode->channels[i]; + + if (chan->flag & IEEE80211_CHAN_W_SCAN) { + range->freq[c].i = chan->chan; + range->freq[c].m = chan->freq * 100000; + range->freq[c].e = 1; + c++; + } + i++; + } + } + range->num_channels = c; + range->num_frequency = c; + IW_EVENT_CAPA_SET_KERNEL(range->event_capa); IW_EVENT_CAPA_SET(range->event_capa, SIOCGIWTHRSPY); IW_EVENT_CAPA_SET(range->event_capa, SIOCGIWAP); |