Fix bugs of X1000's USB driver.
/*
- * drv_usbd.c
+ * Copyright (c) 2006-2018, RT-Thread Development Team
*
- * Created on: 201721
- * Author: Urey
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
+ * Date Author Notes
+ * 2017-02-01 Urey first
+ * 2018-12-20 heyuanjie fix bugs
+ * 2018-12-25 Zhou Yanjie modify the coding style
*/
#include <rtthread.h>
@@ -145,7 +150,7 @@ static rt_size_t __ep_read_prepare(rt_uint8_t address, void *buffer, rt_size_t
dwc_ep *pep ;
RT_DEBUG_LOG(RT_DEBUG_USB,("%s address = %02x,size = %d\n", __func__,address,size));
- pep = __dwc_hdl.dep[address & 0x0F + DWC_EP_OUT_OFS];
+ pep = __dwc_hdl.dep[(address & 0x0F) + DWC_EP_OUT_OFS];
pep->ep_state = EP_DATA;
pep->xfer_len = size;
// pep->xfer_buff = buffer;
