From c26b999360ddbc6392f36ac8f7abed0f7cb457cc Mon Sep 17 00:00:00 2001
From: bernard <bernard.xiong@gmail.com>
Date: Mon, 1 Dec 2014 12:22:17 +0800
Subject: [PATCH] Fix the sensor list issue.

---
 components/drivers/sensors/sensor.cpp | 19 ++++++++++++++++---
 components/drivers/sensors/sensor.h   |  3 ---
 2 files changed, 16 insertions(+), 6 deletions(-)

diff --git a/components/drivers/sensors/sensor.cpp b/components/drivers/sensors/sensor.cpp
index 52718183f3..8751efd36d 100644
--- a/components/drivers/sensors/sensor.cpp
+++ b/components/drivers/sensors/sensor.cpp
@@ -1,3 +1,17 @@
+/*
+ * File      : sensors.cpp
+ * This file is part of RT-Thread RTOS
+ * COPYRIGHT (C) 2014, RT-Thread Development Team
+ *
+ * The license and distribution terms for this file may be
+ * found in the file LICENSE in this distribution or at
+ * http://www.rt-thread.org/license/LICENSE
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2014-08-03     Bernard      the first version
+ */
+
 #include <stddef.h>
 #include "sensor.h"
 
@@ -60,7 +74,7 @@ int SensorManager::RegisterSensor(Sensor *sensor)
     RT_ASSERT(sensor != RT_NULL);
 
     /* add sensor into the list */
-    if (self->sensorList = NULL)
+    if (self->sensorList == NULL)
     {
         sensor->prev = sensor->next = sensor;
     }
@@ -113,8 +127,7 @@ Sensor *SensorManager::GetDefaultSensor(int type)
         if (sensor->GetType() == type) return sensor;
 
         sensor = sensor->next;
-    }
-    while (sensor != self->sensorList);
+    }while (sensor != self->sensorList);
 
     return NULL;
 }
diff --git a/components/drivers/sensors/sensor.h b/components/drivers/sensors/sensor.h
index 09929d1b58..065422944d 100644
--- a/components/drivers/sensors/sensor.h
+++ b/components/drivers/sensors/sensor.h
@@ -34,10 +34,7 @@
 #define SENSORS_H__
 
 #include <rtdevice.h>
-
 #include <stdint.h>
-#include <sys/cdefs.h>
-#include <sys/types.h>
 
 /**
  * Handles must be higher than SENSORS_HANDLE_BASE and must be unique.