From f864cdcff22c46b551451d6099c18735138d245d Mon Sep 17 00:00:00 2001
From: Cristian Maglie <c.maglie@bug.st>
Date: Sun, 20 Apr 2014 23:08:55 +0200
Subject: [PATCH] Fixed other trivial warnings in AVR USB core.

See #1877
---
 hardware/arduino/avr/cores/arduino/CDC.cpp     | 4 ++--
 hardware/arduino/avr/cores/arduino/HID.cpp     | 2 +-
 hardware/arduino/avr/cores/arduino/USBCore.cpp | 3 ++-
 3 files changed, 5 insertions(+), 4 deletions(-)

diff --git a/hardware/arduino/avr/cores/arduino/CDC.cpp b/hardware/arduino/avr/cores/arduino/CDC.cpp
index a69130660..aa1275db6 100644
--- a/hardware/arduino/avr/cores/arduino/CDC.cpp
+++ b/hardware/arduino/avr/cores/arduino/CDC.cpp
@@ -115,11 +115,11 @@ bool WEAK CDC_Setup(Setup& setup)
 
 
 int _serialPeek = -1;
-void Serial_::begin(unsigned long baud_count)
+void Serial_::begin(unsigned long /* baud_count */)
 {
 }
 
-void Serial_::begin(unsigned long baud_count, byte config)
+void Serial_::begin(unsigned long /* baud_count */, byte /* config */)
 {
 }
 
diff --git a/hardware/arduino/avr/cores/arduino/HID.cpp b/hardware/arduino/avr/cores/arduino/HID.cpp
index 0a9ac09e4..a94538cc2 100644
--- a/hardware/arduino/avr/cores/arduino/HID.cpp
+++ b/hardware/arduino/avr/cores/arduino/HID.cpp
@@ -151,7 +151,7 @@ int WEAK HID_GetInterface(u8* interfaceNum)
 	return USB_SendControl(TRANSFER_PGM,&_hidInterface,sizeof(_hidInterface));
 }
 
-int WEAK HID_GetDescriptor(int i)
+int WEAK HID_GetDescriptor(int /* i */)
 {
 	return USB_SendControl(TRANSFER_PGM,_hidReportDescriptor,sizeof(_hidReportDescriptor));
 }
diff --git a/hardware/arduino/avr/cores/arduino/USBCore.cpp b/hardware/arduino/avr/cores/arduino/USBCore.cpp
index ad3d77015..9eb7b3355 100644
--- a/hardware/arduino/avr/cores/arduino/USBCore.cpp
+++ b/hardware/arduino/avr/cores/arduino/USBCore.cpp
@@ -94,7 +94,8 @@ volatile u8 _usbConfiguration = 0;
 
 static inline void WaitIN(void)
 {
-	while (!(UEINTX & (1<<TXINI)));
+	while (!(UEINTX & (1<<TXINI)))
+		;
 }
 
 static inline void ClearIN(void)