Nimble: Fix runtime assertion in bleprph due to two disconnect events

examples/bluetooth/nimble/bleprph/main/main.c

@@ -212,6 +212,40 @@ static void bleprph_power_control(uint16_t conn_handle)
 }
 #endif
 
+
+#if MYNEWT_VAL(BLE_POWER_CONTROL)
+static int
+bleprph_gap_power_event(struct ble_gap_event *event, void *arg)
+{
+
+    switch(event->type) {
+    case BLE_GAP_EVENT_TRANSMIT_POWER:
+	MODLOG_DFLT(INFO, "Transmit power event : status=%d conn_handle=%d reason=%d "
+                          "phy=%d power_level=%x power_level_flag=%d delta=%d",
+		    event->transmit_power.status,
+		    event->transmit_power.conn_handle,
+		    event->transmit_power.reason,
+		    event->transmit_power.phy,
+		    event->transmit_power.transmit_power_level,
+		    event->transmit_power.transmit_power_level_flag,
+		    event->transmit_power.delta);
+	return 0;
+
+    case BLE_GAP_EVENT_PATHLOSS_THRESHOLD:
+	MODLOG_DFLT(INFO, "Pathloss threshold event : conn_handle=%d current path loss=%d "
+                          "zone_entered =%d",
+		    event->pathloss_threshold.conn_handle,
+		    event->pathloss_threshold.current_path_loss,
+		    event->pathloss_threshold.zone_entered);
+	return 0;
+
+    default:
+	return 0;
+    }
+}
+#endif
+
+
 /**
  * The nimble host executes this callback when a GAP event occurs.  The
  * application associates a GAP event callback with each connection that forms.
@@ -259,7 +293,7 @@ bleprph_gap_event(struct ble_gap_event *event, void *arg)
 	bleprph_power_control(event->connect.conn_handle);
 
 	ble_gap_event_listener_register(&power_control_event_listener,
-                                        bleprph_gap_event, NULL);
+                                        bleprph_gap_power_event, NULL);
 #endif
         return 0;
 
@@ -384,27 +418,6 @@ bleprph_gap_event(struct ble_gap_event *event, void *arg)
         }
         return 0;
 
-#if MYNEWT_VAL(BLE_POWER_CONTROL)
-    case BLE_GAP_EVENT_TRANSMIT_POWER:
-	MODLOG_DFLT(INFO, "Transmit power event : status=%d conn_handle=%d reason=%d "
-                          "phy=%d power_level=%x power_level_flag=%d delta=%d",
-		    event->transmit_power.status,
-		    event->transmit_power.conn_handle,
-		    event->transmit_power.reason,
-		    event->transmit_power.phy,
-		    event->transmit_power.transmit_power_level,
-		    event->transmit_power.transmit_power_level_flag,
-		    event->transmit_power.delta);
-	return 0;
-
-    case BLE_GAP_EVENT_PATHLOSS_THRESHOLD:
-	MODLOG_DFLT(INFO, "Pathloss threshold event : conn_handle=%d current path loss=%d "
-                          "zone_entered =%d",
-		    event->pathloss_threshold.conn_handle,
-		    event->pathloss_threshold.current_path_loss,
-		    event->pathloss_threshold.zone_entered);
-	return 0;
-#endif
     }
 
     return 0;