diff options
| -rw-r--r-- | net/ieee80211/ieee80211_geo.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/net/ieee80211/ieee80211_geo.c b/net/ieee80211/ieee80211_geo.c index 3027153940fc..192243ab35ed 100644 --- a/net/ieee80211/ieee80211_geo.c +++ b/net/ieee80211/ieee80211_geo.c @@ -50,7 +50,8 @@ int ieee80211_is_valid_channel(struct ieee80211_device *ieee, u8 channel) /* Driver needs to initialize the geography map before using * these helper functions */ - BUG_ON(ieee->geo.bg_channels == 0 && ieee->geo.a_channels == 0); + if (ieee->geo.bg_channels == 0 && ieee->geo.a_channels == 0) + return 0; if (ieee->freq_band & IEEE80211_24GHZ_BAND) for (i = 0; i < ieee->geo.bg_channels; i++) @@ -78,7 +79,8 @@ int ieee80211_channel_to_index(struct ieee80211_device *ieee, u8 channel) /* Driver needs to initialize the geography map before using * these helper functions */ - BUG_ON(ieee->geo.bg_channels == 0 && ieee->geo.a_channels == 0); + if (ieee->geo.bg_channels == 0 && ieee->geo.a_channels == 0) + return -1; if (ieee->freq_band & IEEE80211_24GHZ_BAND) for (i = 0; i < ieee->geo.bg_channels; i++) @@ -99,7 +101,8 @@ u8 ieee80211_freq_to_channel(struct ieee80211_device * ieee, u32 freq) /* Driver needs to initialize the geography map before using * these helper functions */ - BUG_ON(ieee->geo.bg_channels == 0 && ieee->geo.a_channels == 0); + if (ieee->geo.bg_channels == 0 && ieee->geo.a_channels == 0) + return 0; freq /= 100000; |