diff options
| -rw-r--r-- | net/wireless/reg.c | 25 |
1 files changed, 19 insertions, 6 deletions
diff --git a/net/wireless/reg.c b/net/wireless/reg.c index 4f877535e666..af805b0e1579 100644 --- a/net/wireless/reg.c +++ b/net/wireless/reg.c @@ -778,13 +778,22 @@ static int freq_reg_info(u32 center_freq, u32 *bandwidth, return !max_bandwidth; } -static void handle_channel(struct ieee80211_channel *chan) +static void handle_channel(struct wiphy *wiphy, enum ieee80211_band band, + unsigned int chan_idx) { int r; - u32 flags = chan->orig_flags; + u32 flags; u32 max_bandwidth = 0; const struct ieee80211_reg_rule *reg_rule = NULL; const struct ieee80211_power_rule *power_rule = NULL; + struct ieee80211_supported_band *sband; + struct ieee80211_channel *chan; + + sband = wiphy->bands[band]; + BUG_ON(chan_idx >= sband->n_channels); + chan = &sband->channels[chan_idx]; + + flags = chan->orig_flags; r = freq_reg_info(MHZ_TO_KHZ(chan->center_freq), &max_bandwidth, ®_rule); @@ -808,12 +817,16 @@ static void handle_channel(struct ieee80211_channel *chan) chan->max_power = (int) MBM_TO_DBM(power_rule->max_eirp); } -static void handle_band(struct ieee80211_supported_band *sband) +static void handle_band(struct wiphy *wiphy, enum ieee80211_band band) { - int i; + unsigned int i; + struct ieee80211_supported_band *sband; + + BUG_ON(!wiphy->bands[band]); + sband = wiphy->bands[band]; for (i = 0; i < sband->n_channels; i++) - handle_channel(&sband->channels[i]); + handle_channel(wiphy, band, i); } static bool ignore_reg_update(struct wiphy *wiphy, enum reg_set_by setby) @@ -840,7 +853,7 @@ void wiphy_update_regulatory(struct wiphy *wiphy, enum reg_set_by setby) enum ieee80211_band band; for (band = 0; band < IEEE80211_NUM_BANDS; band++) { if (wiphy->bands[band]) - handle_band(wiphy->bands[band]); + handle_band(wiphy, band); if (wiphy->reg_notifier) wiphy->reg_notifier(wiphy, setby); } |