From 44ad3d1cb96912a6397ceec39903a4d8c83253ea Mon Sep 17 00:00:00 2001
From: Bernard Xiong <bernard.xiong@gmail.com>
Date: Thu, 24 Sep 2015 20:46:59 +0800
Subject: [PATCH] [DeviceDrivers] Remove open_flag assertion.

---
 components/drivers/serial/serial.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/components/drivers/serial/serial.c b/components/drivers/serial/serial.c
index f5a199e10..3bae89c74 100644
--- a/components/drivers/serial/serial.c
+++ b/components/drivers/serial/serial.c
@@ -522,12 +522,10 @@ void rt_hw_serial_isr(struct rt_serial_device *serial, int event)
             rt_base_t level;
             struct rt_serial_rx_fifo* rx_fifo;
 
+            /* interrupt mode receive */
             rx_fifo = (struct rt_serial_rx_fifo*)serial->serial_rx;
             RT_ASSERT(rx_fifo != RT_NULL);
-            
-            /* interrupt mode receive */
-            RT_ASSERT(serial->parent.open_flag & RT_DEVICE_FLAG_INT_RX);
-            
+
             while (1)
             {
                 ch = serial->ops->getc(serial);
-- 
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