Merge branch 'for-john' of git://git.kernel.org/pub/scm/linux/kernel/git/iwlwifi/iwlwifi-fixes
diff --git a/drivers/net/wireless/iwlwifi/mvm/mac80211.c b/drivers/net/wireless/iwlwifi/mvm/mac80211.c
index 593f723..b41dc84 100644
--- a/drivers/net/wireless/iwlwifi/mvm/mac80211.c
+++ b/drivers/net/wireless/iwlwifi/mvm/mac80211.c
@@ -1007,7 +1007,7 @@
 	memcpy(cmd->bssid, vif->bss_conf.bssid, ETH_ALEN);
 	len = roundup(sizeof(*cmd) + cmd->count * ETH_ALEN, 4);
 
-	ret = iwl_mvm_send_cmd_pdu(mvm, MCAST_FILTER_CMD, CMD_SYNC, len, cmd);
+	ret = iwl_mvm_send_cmd_pdu(mvm, MCAST_FILTER_CMD, CMD_ASYNC, len, cmd);
 	if (ret)
 		IWL_ERR(mvm, "mcast filter cmd error. ret=%d\n", ret);
 }
@@ -1023,7 +1023,7 @@
 	if (WARN_ON_ONCE(!mvm->mcast_filter_cmd))
 		return;
 
-	ieee80211_iterate_active_interfaces(
+	ieee80211_iterate_active_interfaces_atomic(
 		mvm->hw, IEEE80211_IFACE_ITER_NORMAL,
 		iwl_mvm_mc_iface_iterator, &iter_data);
 }
@@ -1807,7 +1807,7 @@
 
 	mutex_lock(&mvm->mutex);
 
-	if (iwl_mvm_is_associated(mvm)) {
+	if (!iwl_mvm_is_idle(mvm)) {
 		ret = -EBUSY;
 		goto out;
 	}
diff --git a/drivers/net/wireless/iwlwifi/mvm/mvm.h b/drivers/net/wireless/iwlwifi/mvm/mvm.h
index 84c75a1..f1ec098 100644
--- a/drivers/net/wireless/iwlwifi/mvm/mvm.h
+++ b/drivers/net/wireless/iwlwifi/mvm/mvm.h
@@ -1004,7 +1004,7 @@
 }
 
 /* Assoc status */
-bool iwl_mvm_is_associated(struct iwl_mvm *mvm);
+bool iwl_mvm_is_idle(struct iwl_mvm *mvm);
 
 /* Thermal management and CT-kill */
 void iwl_mvm_tt_tx_backoff(struct iwl_mvm *mvm, u32 backoff);
diff --git a/drivers/net/wireless/iwlwifi/mvm/scan.c b/drivers/net/wireless/iwlwifi/mvm/scan.c
index cba88a3..c28de54 100644
--- a/drivers/net/wireless/iwlwifi/mvm/scan.c
+++ b/drivers/net/wireless/iwlwifi/mvm/scan.c
@@ -732,7 +732,7 @@
 	int band_2ghz = mvm->nvm_data->bands[IEEE80211_BAND_2GHZ].n_channels;
 	int band_5ghz = mvm->nvm_data->bands[IEEE80211_BAND_5GHZ].n_channels;
 	int head = 0;
-	int tail = band_2ghz + band_5ghz;
+	int tail = band_2ghz + band_5ghz - 1;
 	u32 ssid_bitmap;
 	int cmd_len;
 	int ret;
diff --git a/drivers/net/wireless/iwlwifi/mvm/utils.c b/drivers/net/wireless/iwlwifi/mvm/utils.c
index 6fdbef9..2180902 100644
--- a/drivers/net/wireless/iwlwifi/mvm/utils.c
+++ b/drivers/net/wireless/iwlwifi/mvm/utils.c
@@ -645,21 +645,21 @@
 	return result;
 }
 
-static void iwl_mvm_assoc_iter(void *_data, u8 *mac, struct ieee80211_vif *vif)
+static void iwl_mvm_idle_iter(void *_data, u8 *mac, struct ieee80211_vif *vif)
 {
-	bool *assoc = _data;
+	bool *idle = _data;
 
-	if (vif->bss_conf.assoc)
-		*assoc = true;
+	if (!vif->bss_conf.idle)
+		*idle = false;
 }
 
-bool iwl_mvm_is_associated(struct iwl_mvm *mvm)
+bool iwl_mvm_is_idle(struct iwl_mvm *mvm)
 {
-	bool assoc = false;
+	bool idle = true;
 
 	ieee80211_iterate_active_interfaces_atomic(
 			mvm->hw, IEEE80211_IFACE_ITER_NORMAL,
-			iwl_mvm_assoc_iter, &assoc);
+			iwl_mvm_idle_iter, &idle);
 
-	return assoc;
+	return idle;
 }