staging: line6: delete an unused function

line6_send_sysex_message_async() isn't called from anywhere.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: Stefan Hajnoczi <stefanha@gmail.com>
Reviewed-by: Johannes Thumshirn <morbidrsa@googlemail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
diff --git a/drivers/staging/line6/driver.c b/drivers/staging/line6/driver.c
index 71c2a57..ecb461e 100644
--- a/drivers/staging/line6/driver.c
+++ b/drivers/staging/line6/driver.c
@@ -332,17 +332,6 @@
 }
 
 /*
-	Send sysex message in pieces of wMaxPacketSize bytes.
-*/
-int line6_send_sysex_message_async(struct usb_line6 *line6, const char *buffer,
-				   int size)
-{
-	return line6_send_raw_message_async(line6, buffer,
-					    size + SYSEX_EXTRA_SIZE) -
-	    SYSEX_EXTRA_SIZE;
-}
-
-/*
 	Allocate buffer for sysex message and prepare header.
 	@param code sysex message code
 	@param size number of bytes between code and sysex end
diff --git a/drivers/staging/line6/driver.h b/drivers/staging/line6/driver.h
index f0be5a2..1dd768c2 100644
--- a/drivers/staging/line6/driver.h
+++ b/drivers/staging/line6/driver.h
@@ -208,8 +208,6 @@
 					const char *buffer, int size);
 extern int line6_send_sysex_message(struct usb_line6 *line6,
 				    const char *buffer, int size);
-extern int line6_send_sysex_message_async(struct usb_line6 *line6,
-					  const char *buffer, int size);
 extern ssize_t line6_set_raw(struct device *dev, struct device_attribute *attr,
 			     const char *buf, size_t count);
 extern void line6_start_timer(struct timer_list *timer, unsigned int msecs,