qcacld-3.0: hdd: Replace fallthrough comment with attribute

-Wimplicit-fallthrough is being enabled by default. Some compilers
such as clang require the attribute instead of just a fallthrough comment.

Change-Id: Id1c24c5a5e37f4620f8e2359edfb6c6e708b9a21
CRs-Fixed: 3217414

core/hdd/src/wlan_hdd_main.c

@@ -1120,7 +1120,7 @@ static int __hdd_netdev_notifier_call(struct net_device *net_dev,
 	case NETDEV_FEAT_CHANGE:
 		hdd_debug("vdev %d netdev Feature 0x%llx\n",
 			  adapter->vdev_id, net_dev->features);
-
+		break;
 	default:
 		break;
 	}
@@ -3532,7 +3532,7 @@ int hdd_start_adapter(struct hdd_adapter *adapter)
 		if (hdd_max_sta_interface_up_count_reached(adapter))
 			goto err_start_adapter;
 
-	/* fall through */
+		fallthrough;
 	case QDF_P2P_DEVICE_MODE:
 	case QDF_OCB_MODE:
 	case QDF_MONITOR_MODE:
@@ -4599,7 +4599,7 @@ int hdd_wlan_start_modules(struct hdd_context *hdd_ctx, bool reinit)
 	case DRIVER_MODULES_UNINITIALIZED:
 		hdd_nofl_debug("Wlan transitioning (UNINITIALIZED -> CLOSED)");
 		unint = true;
-		/* fallthrough */
+		fallthrough;
 	case DRIVER_MODULES_CLOSED:
 		hdd_nofl_debug("Wlan transitioning (CLOSED -> ENABLED)");
 
@@ -7715,7 +7715,7 @@ struct hdd_adapter *hdd_open_adapter(struct hdd_context *hdd_ctx,
 			}
 		}
 
-	/* fall through */
+		fallthrough;
 	case QDF_P2P_CLIENT_MODE:
 	case QDF_P2P_DEVICE_MODE:
 	case QDF_OCB_MODE:
@@ -8361,7 +8361,7 @@ QDF_STATUS hdd_stop_adapter_ext(struct hdd_context *hdd_ctx,
 				hdd_err("Failed to set is_pre_cac_on to false");
 		}
 #endif
-		/* fallthrough */
+		fallthrough;
 
 	case QDF_P2P_GO_MODE:
 		sap_ctx = WLAN_HDD_GET_SAP_CTX_PTR(adapter);
@@ -9124,6 +9124,7 @@ QDF_STATUS hdd_start_all_adapters(struct hdd_context *hdd_ctx)
 			break;
 		case QDF_NDI_MODE:
 			hdd_ndi_start(adapter->dev->name, 0);
+			break;
 		default:
 			break;
 		}
@@ -16047,16 +16048,16 @@ void hdd_dp_trace_init(struct hdd_config *config)
 	switch (num_entries) {
 	case 4:
 		proto_bitmap = config_params[3];
-		/* fall through */
+		fallthrough;
 	case 3:
 		verbosity = config_params[2];
-		/* fall through */
+		fallthrough;
 	case 2:
 		thresh = config_params[1];
-		/* fall through */
+		fallthrough;
 	case 1:
 		live_mode = config_params[0];
-		/* fall through */
+		fallthrough;
 	default:
 		hdd_debug("live_mode %u thresh %u time_limit %u verbosity %u bitmap 0x%x",
 			  live_mode, thresh, thresh_time_limit,
@@ -18685,7 +18686,7 @@ static void hdd_stop_present_mode(struct hdd_context *hdd_ctx,
 		hdd_info("Release wakelock for monitor mode!");
 		qdf_wake_lock_release(&hdd_ctx->monitor_mode_wakelock,
 				      WIFI_POWER_EVENT_WAKELOCK_MONITOR_MODE);
-		/* fallthrough */
+		fallthrough;
 	case QDF_GLOBAL_MISSION_MODE:
 	case QDF_GLOBAL_FTM_MODE:
 		hdd_abort_mac_scan_all_adapters(hdd_ctx);

core/hdd/src/wlan_hdd_ocb.c

@@ -427,7 +427,6 @@ static int hdd_ocb_set_config_req(struct hdd_adapter *adapter,
 					WLAN_START_ALL_NETIF_QUEUE_N_CARRIER,
 					WLAN_CONTROL_PATH);
 
-	/* fall through */
 end:
 	osif_request_put(request);
 
@@ -1515,7 +1514,6 @@ __wlan_hdd_cfg80211_ocb_get_tsf_timer(struct wiphy *wiphy,
 		goto end;
 	}
 
-	/* fall through */
 end:
 	osif_request_put(request);
 
@@ -1785,7 +1783,6 @@ static int __wlan_hdd_cfg80211_dcc_get_stats(struct wiphy *wiphy,
 		goto end;
 	}
 
-	/* fall through */
 end:
 	osif_request_put(request);
 
@@ -2087,7 +2084,6 @@ static int __wlan_hdd_cfg80211_dcc_update_ndl(struct wiphy *wiphy,
 		goto end;
 	}
 
-	/* fall through */
 end:
 	osif_request_put(request);
 

core/hdd/src/wlan_hdd_power.c

@@ -2982,7 +2982,6 @@ static int __wlan_hdd_cfg80211_set_txpower(struct wiphy *wiphy,
 	switch (type) {
 	/* Automatically determine transmit power */
 	case NL80211_TX_POWER_AUTOMATIC:
-	/* Fall through */
 	case NL80211_TX_POWER_LIMITED:
 	/* Limit TX power by the mBm parameter */
 		status = sme_set_max_tx_power(mac_handle, bssid, selfmac, dbm);

core/hdd/src/wlan_hdd_softap_tx_rx.c

@@ -502,7 +502,7 @@ int hdd_softap_inspect_dhcp_packet(struct hdd_adapter *adapter,
 						hdd_sta_info->sta_mac.bytes,
 						WMA_DHCP_START_IND);
 			hdd_sta_info->dhcp_nego_status = DHCP_NEGO_IN_PROGRESS;
-			/* fallthrough */
+			fallthrough;
 		case QDF_PROTO_DHCP_DECLINE:
 			if (dir == QDF_RX)
 				hdd_sta_info->dhcp_phase = DHCP_PHASE_REQUEST;

core/hdd/src/wlan_hdd_tsf.c

@@ -1174,7 +1174,7 @@ static void hdd_update_timestamp(struct hdd_adapter *adapter)
 		hdd_warn("Reach the max continuous error count");
 
 		/* If reach MAX_CONTINUOUS_ERROR_CNT, treat it as valid pair */
-		/* fallthrough */
+		fallthrough;
 	case HDD_TS_STATUS_READY:
 		adapter->last_target_time = adapter->cur_target_time;
 		adapter->last_target_global_tsf_time =

core/hdd/src/wlan_hdd_wext.c

@@ -7420,7 +7420,7 @@ static int __iw_set_host_offload(struct net_device *dev,
 			break;
 		case WLAN_OFFLOAD_ARP_AND_BC_FILTER_ENABLE:
 			hdd_debug("   BC Filtering enable");
-			/* fallthrough */
+			fallthrough;
 		case WLAN_OFFLOAD_ENABLE:
 			hdd_debug("   ARP offload enable");
 			hdd_debug("   IP address: %pI4",

core/hdd/src/wlan_hdd_wmm.c

@@ -1483,7 +1483,7 @@ static void __hdd_wmm_do_implicit_qos(struct hdd_wmm_qos_context *qos_context)
 		 */
 		hdd_wmm_free_context(qos_context);
 		/* start packets flowing */
-		/* fallthrough */
+		fallthrough;
 	case SME_QOS_STATUS_SETUP_SUCCESS_NO_ACM_NO_APSD_RSP:
 		/* no ACM in effect, no need to setup U-APSD */
 	case SME_QOS_STATUS_SETUP_SUCCESS_APSD_SET_ALREADY: