Fixed MIDI class driver send routines silently discarding packets if the endpoint...

[pub/lufa.git] / LUFA / Drivers / USB / Class / Host / MIDI.c

diff --git a/LUFA/Drivers/USB/Class/Host/MIDI.c b/LUFA/Drivers/USB/Class/Host/MIDI.c
index ad6c5cf..87e4290 100644 (file)
--- a/LUFA/Drivers/USB/Class/Host/MIDI.c
+++ b/LUFA/Drivers/USB/Class/Host/MIDI.c
@@ -179,18 +179,15 @@ uint8_t MIDI_Host_SendEventPacket(USB_ClassInfo_MIDI_Host_t* const MIDIInterface
        if ((USB_HostState != HOST_STATE_Configured) || !(MIDIInterfaceInfo->State.IsActive))
          return HOST_SENDCONTROL_DeviceDisconnected;
 
        if ((USB_HostState != HOST_STATE_Configured) || !(MIDIInterfaceInfo->State.IsActive))
          return HOST_SENDCONTROL_DeviceDisconnected;
 

+       uint8_t ErrorCode;
+

        Pipe_SelectPipe(MIDIInterfaceInfo->Config.DataOUTPipeNumber);
 
        Pipe_SelectPipe(MIDIInterfaceInfo->Config.DataOUTPipeNumber);
 

-       if (Pipe_IsReadWriteAllowed())
-       {
-               uint8_t ErrorCode;
+       if ((ErrorCode = Pipe_Write_Stream_LE(Event, sizeof(MIDI_EventPacket_t), NO_STREAM_CALLBACK)) != PIPE_RWSTREAM_NoError)
+         return ErrorCode;

 
 

-               if ((ErrorCode = Pipe_Write_Stream_LE(Event, sizeof(MIDI_EventPacket_t), NO_STREAM_CALLBACK)) != PIPE_RWSTREAM_NoError)
-                 return ErrorCode;
-
-               if (!(Pipe_IsReadWriteAllowed()))
-                 Pipe_ClearOUT();
-       }
+       if (!(Pipe_IsReadWriteAllowed()))
+         Pipe_ClearOUT();

 
        return PIPE_RWSTREAM_NoError;
 }
 
        return PIPE_RWSTREAM_NoError;
 }