X-Git-Url: http://git.linex4red.de/pub/USBasp.git/blobdiff_plain/c3db72afdc9928afbf2a8986f6970aa85dd9902a..cde2afc50e25054a0ba21c4454e7101d7ac02a35:/LUFA/Drivers/USB/Class/Device/CDC.c

diff --git a/LUFA/Drivers/USB/Class/Device/CDC.c b/LUFA/Drivers/USB/Class/Device/CDC.c
index 4cdea9485..ade2a1b50 100644
--- a/LUFA/Drivers/USB/Class/Device/CDC.c
+++ b/LUFA/Drivers/USB/Class/Device/CDC.c
@@ -195,9 +195,14 @@ uint16_t CDC_Device_BytesReceived(USB_ClassInfo_CDC_Device_t* const CDCInterface
 	if (Endpoint_IsOUTReceived())
 	{
 		if (!(Endpoint_BytesInEndpoint()))
-		  Endpoint_ClearOUT();
-
-		return Endpoint_BytesInEndpoint();
+		{
+			Endpoint_ClearOUT();
+			return 0;
+		}
+		else
+		{
+			return Endpoint_BytesInEndpoint();
+		}
 	}
 	else
 	{