From f27e8fe194508afca766d21098a841e87a82b099 Mon Sep 17 00:00:00 2001
From: Cristian Maglie <c.maglie@arduino.cc>
Date: Wed, 4 Jan 2017 17:10:09 +0100
Subject: Revert "Subtract one from USB_EP_SIZE in USB_SendSpace"

This reverts commit 817d700a7503b269f986075cad637ce56c657e37.
---
 cores/arduino/USBCore.cpp | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

(limited to 'cores/arduino')

diff --git a/cores/arduino/USBCore.cpp b/cores/arduino/USBCore.cpp
index 723edb3..efac25e 100644
--- a/cores/arduino/USBCore.cpp
+++ b/cores/arduino/USBCore.cpp
@@ -256,9 +256,7 @@ u8 USB_SendSpace(u8 ep)
 	LockEP lock(ep);
 	if (!ReadWriteAllowed())
 		return 0;
-	// subtract 1 from the EP size to never send a full packet,
-	// this avoids dealing with ZLP's in USB_Send
-	return USB_EP_SIZE - 1 - FifoByteCount();
+	return USB_EP_SIZE - FifoByteCount();
 }
 
 //	Blocking Send of data to an endpoint
-- 
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