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@@ -955,6 +955,7 @@ static rt_size_t rt_usbd_ep_write(udevice_t device, uep_t ep, void *buffer, rt_s
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RT_ASSERT(device->dcd != RT_NULL);
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RT_ASSERT(ep != RT_NULL);
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+ rt_enter_critical();
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maxpacket = EP_MAXPACKET(ep);
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if(ep->request.remain_size >= maxpacket)
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{
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@@ -968,7 +969,7 @@ static rt_size_t rt_usbd_ep_write(udevice_t device, uep_t ep, void *buffer, rt_s
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ep->request.remain_size);
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ep->request.remain_size = 0;
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}
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-
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+ rt_exit_critical();
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return size;
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}
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