> + if ((!chan->radar_detect_timeout || > + time_is_after_jiffies(chan->radar_detect_timeout)) && > + (chan->flags & IEEE80211_CHAN_RADAR)) > + return -EPERM; Ok so you reject it if it's 0, but the jiffies calculation could return 0 too.. in fact, since jiffies start at -5 minutes on boot, you might even hit it if you start radar detection 4 minutes after boot. johannes -- To unsubscribe from this list: send the line "unsubscribe linux-wireless" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html