iwlwifi: mvm: disable beacon filtering

This feature has been causing trouble - disable it for now.

Cc: <stable@vger.kernel.org> [3.13+]
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>

drivers/net/wireless/iwlwifi/mvm/mac80211.c

@@ -826,7 +826,7 @@ static int iwl_mvm_mac_add_interface(struct ieee80211_hw *hw,
 	if (ret)
 		goto out_remove_mac;
 
-	if (!mvm->bf_allowed_vif &&
+	if (!mvm->bf_allowed_vif && false &&
 	    vif->type == NL80211_IFTYPE_STATION && !vif->p2p &&
 	    mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_BF_UPDATED){
 		mvm->bf_allowed_vif = mvmvif;