Hi, Johannes >> >> + if (da != broadcast_addr) > > will never be false. Hmm, but I have a check on this and it works. The previous line will set the da either as broadcast addr or unicast addr. da = (mpath && mpath->is_root) ? mpath->rann_snd_addr : broadcast_addr; Chun-Yeow -- 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