eeze/sensor: Fail if we can't find the sensor object.

We might have asked for a sensor that is not supported on this device. Let
the application know about this.

SVN revision: 76917

legacy/eeze/src/lib/eeze_sensor.c

@@ -134,6 +134,7 @@ eeze_sensor_new(Eeze_Sensor_Type type)
    if (!sens) return NULL;
 
    sens = eeze_sensor_obj_get(type);
+   if (!sens) return NULL;
 
    module = _highest_priority_module_get();
    if (!module) return EINA_FALSE;