fix can warning
@@ -515,7 +515,7 @@ static rt_err_t rt_can_control(struct rt_device *dev,
case RT_CAN_CMD_SET_PRIV:
/* configure device */
- if ((rt_uint32_t)args != can->config.privmode)
+ if ((rt_uint32_t)(rt_ubase_t)args != can->config.privmode)
{
int i;
rt_base_t level;