Fix USB warnings

sandeepmistry · sandeepmistry · commit 9d83af3e0592 · 2018-11-27T09:39:36.000-05:00
diff --git a/cores/arduino/USB/SAMD21_USBDevice.h b/cores/arduino/USB/SAMD21_USBDevice.h
@@ -254,7 +254,7 @@ class DoubleBufferedEPOutHandler : public EPHandler {
 		release();
 	}
 
-	~DoubleBufferedEPOutHandler() {
+	virtual ~DoubleBufferedEPOutHandler() {
 		free((void*)data0);
 		free((void*)data1);
 	}
diff --git a/cores/arduino/USB/samd21_host.c b/cores/arduino/USB/samd21_host.c
@@ -62,7 +62,6 @@ void UHD_Init(void)
 	uint32_t pad_transn;
 	uint32_t pad_transp;
 	uint32_t pad_trim;
-	uint32_t i;
 
 	USB_SetHandler(&UHD_Handler);
 

Original file line number	Diff line number	Diff line change
`@@ -254,7 +254,7 @@ class DoubleBufferedEPOutHandler : public EPHandler {`
`254`	`254`	`release();`
`255`	`255`	`}`
`256`	`256`
`257`		`- ~DoubleBufferedEPOutHandler() {`
	`257`	`+ virtual ~DoubleBufferedEPOutHandler() {`
`258`	`258`	`free((void*)data0);`
`259`	`259`	`free((void*)data1);`
`260`	`260`	`}`