From 353ef39c23c7c9561fc5357d460c2d9cb3c4f320 Mon Sep 17 00:00:00 2001
From: Martino Facchin <m.facchin@arduino.cc>
Date: Mon, 8 Jun 2015 11:30:34 +0200
Subject: remove useless variables

---
 cores/arduino/PluggableUSB.cpp | 13 +++++--------
 1 file changed, 5 insertions(+), 8 deletions(-)

(limited to 'cores/arduino/PluggableUSB.cpp')

diff --git a/cores/arduino/PluggableUSB.cpp b/cores/arduino/PluggableUSB.cpp
index e389c35..b5e94ee 100644
--- a/cores/arduino/PluggableUSB.cpp
+++ b/cores/arduino/PluggableUSB.cpp
@@ -25,9 +25,6 @@
 
 #define MAX_MODULES	6
 
-static u8 startIf = CDC_ACM_INTERFACE + CDC_INTERFACE_COUNT;
-static u8 firstEp = CDC_FIRST_ENDPOINT + CDC_ENPOINT_COUNT;
-
 static u8 lastIf = CDC_ACM_INTERFACE + CDC_INTERFACE_COUNT;
 static u8 lastEp = CDC_FIRST_ENDPOINT + CDC_ENPOINT_COUNT;
 
@@ -36,18 +33,18 @@ extern u8 _initEndpoints[];
 PUSBCallbacks cbs[MAX_MODULES];
 u8 modules_count = 0;
 
-int PUSB_GetInterface(u8* interfaceNum)
+int8_t PUSB_GetInterface(u8* interfaceNum)
 {
-	int ret = 0;
+	int8_t ret = 0;
 	for (u8 i=0; i<modules_count; i++) {
 		ret = cbs[i].getInterface(interfaceNum);
 	}
 	return ret;
 }
 
-int PUSB_GetDescriptor(int t)
+int8_t PUSB_GetDescriptor(int8_t t)
 {
-	int ret = 0;
+	int8_t ret = 0;
 	for (u8 i=0; i<modules_count && ret == 0; i++) {
 		ret = cbs[i].getDescriptor(t);
 	}
@@ -63,7 +60,7 @@ bool PUSB_Setup(Setup& setup, u8 j)
 	return ret;
 }
 
-int PUSB_AddFunction(PUSBCallbacks *cb, u8* interface) 
+int8_t PUSB_AddFunction(PUSBCallbacks *cb, u8* interface) 
 {
 	if (modules_count >= MAX_MODULES) {
 		return 0;
-- 
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