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-rw-r--r--LUFA/Drivers/USB/Class/Device/MIDIClassDevice.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/LUFA/Drivers/USB/Class/Device/MIDIClassDevice.c b/LUFA/Drivers/USB/Class/Device/MIDIClassDevice.c
index c782119e9..34f33cfdc 100644
--- a/LUFA/Drivers/USB/Class/Device/MIDIClassDevice.c
+++ b/LUFA/Drivers/USB/Class/Device/MIDIClassDevice.c
@@ -60,7 +60,7 @@ void MIDI_Device_USBTask(USB_ClassInfo_MIDI_Device_t* const MIDIInterfaceInfo)
#if !defined(NO_CLASS_DRIVER_AUTOFLUSH)
Endpoint_SelectEndpoint(MIDIInterfaceInfo->Config.DataINEndpoint.Address);
-
+
if (Endpoint_IsINReady())
MIDI_Device_Flush(MIDIInterfaceInfo);
#endif
@@ -113,6 +113,9 @@ bool MIDI_Device_ReceiveEventPacket(USB_ClassInfo_MIDI_Device_t* const MIDIInter
Endpoint_SelectEndpoint(MIDIInterfaceInfo->Config.DataOUTEndpoint.Address);
+ if (!(Endpoint_IsOUTReceived()))
+ return false;
+
if (!(Endpoint_IsReadWriteAllowed()))
return false;