Fix TELNET server locking up if an invalid command was issued.

[pub/USBasp.git] / LUFA / Drivers / USB / LowLevel / Pipe.c

diff --git a/LUFA/Drivers/USB/LowLevel/Pipe.c b/LUFA/Drivers/USB/LowLevel/Pipe.c
index d449040..2b956a8 100644 (file)
--- a/LUFA/Drivers/USB/LowLevel/Pipe.c
+++ b/LUFA/Drivers/USB/LowLevel/Pipe.c
@@ -1,13 +1,13 @@
 /*\r
              LUFA Library\r
 /*\r
              LUFA Library\r

-     Copyright (C) Dean Camera, 2009.\r
+     Copyright (C) Dean Camera, 2010.\r

               \r
   dean [at] fourwalledcubicle [dot] com\r
       www.fourwalledcubicle.com\r
 */\r
 \r
 /*\r
               \r
   dean [at] fourwalledcubicle [dot] com\r
       www.fourwalledcubicle.com\r
 */\r
 \r
 /*\r

-  Copyright 2009  Dean Camera (dean [at] fourwalledcubicle [dot] com)\r
+  Copyright 2010  Dean Camera (dean [at] fourwalledcubicle [dot] com)\r

 \r
   Permission to use, copy, modify, distribute, and sell this \r
   software and its documentation for any purpose is hereby granted\r
 \r
   Permission to use, copy, modify, distribute, and sell this \r
   software and its documentation for any purpose is hereby granted\r


@@ -78,8 +78,15 @@ bool Pipe_IsEndpointBound(const uint8_t EndpointAddress)
        {\r
                Pipe_SelectPipe(PNum);\r
                \r
        {\r
                Pipe_SelectPipe(PNum);\r
                \r

-               if (Pipe_IsConfigured() && (Pipe_BoundEndpointNumber() == (EndpointAddress & PIPE_EPNUM_MASK)))\r
-                 return true;\r
+               uint8_t PipeToken = Pipe_GetPipeToken();\r
+\r
+               if (PipeToken != PIPE_TOKEN_SETUP)\r
+                 PipeToken = (PipeToken == ((EndpointAddress & PIPE_EPDIR_MASK) ? PIPE_TOKEN_IN : PIPE_TOKEN_OUT));\r
+               \r
+               if (Pipe_IsConfigured() && (Pipe_BoundEndpointNumber() == (EndpointAddress & PIPE_EPNUM_MASK)) && PipeToken)\r
+               {               \r
+                       return true;\r
+               }\r

        }\r
        \r
        Pipe_SelectPipe(PrevPipeNumber);\r
        }\r
        \r
        Pipe_SelectPipe(PrevPipeNumber);\r