diff options
Diffstat (limited to 'LUFA/Drivers/USB/LowLevel/Template/Template_Endpoint_Control_W.c')
| -rw-r--r-- | LUFA/Drivers/USB/LowLevel/Template/Template_Endpoint_Control_W.c | 19 |
1 files changed, 16 insertions, 3 deletions
diff --git a/LUFA/Drivers/USB/LowLevel/Template/Template_Endpoint_Control_W.c b/LUFA/Drivers/USB/LowLevel/Template/Template_Endpoint_Control_W.c index 2796c6425..43a9f3d42 100644 --- a/LUFA/Drivers/USB/LowLevel/Template/Template_Endpoint_Control_W.c +++ b/LUFA/Drivers/USB/LowLevel/Template/Template_Endpoint_Control_W.c @@ -8,7 +8,11 @@ uint8_t TEMPLATE_FUNC_NAME (void* Buffer, uint16_t Length) while (Length && !(Endpoint_IsOUTReceived()))
{
- while (!(Endpoint_IsINReady()));
+ while (!(Endpoint_IsINReady()))
+ {
+ if (USB_DeviceState == DEVICE_STATE_Unattached)
+ return ENDPOINT_RWCSTREAM_DeviceDisconnected;
+ }
while (Length && (Endpoint_BytesInEndpoint() < USB_ControlEndpointSize))
{
@@ -25,11 +29,20 @@ uint8_t TEMPLATE_FUNC_NAME (void* Buffer, uint16_t Length) if (LastPacketFull)
{
- while (!(Endpoint_IsINReady()));
+ while (!(Endpoint_IsINReady()))
+ {
+ if (USB_DeviceState == DEVICE_STATE_Unattached)
+ return ENDPOINT_RWCSTREAM_DeviceDisconnected;
+ }
+
Endpoint_ClearIN();
}
- while (!(Endpoint_IsOUTReceived()));
+ while (!(Endpoint_IsOUTReceived()))
+ {
+ if (USB_DeviceState == DEVICE_STATE_Unattached)
+ return ENDPOINT_RWCSTREAM_DeviceDisconnected;
+ }
return ENDPOINT_RWCSTREAM_NoError;
}
|