From 3a42610812c55e8a60e2660e01c6cb6eb01d4171 Mon Sep 17 00:00:00 2001
From: Johan Hovold <jhovold@gmail.com>
Date: Tue, 22 Mar 2011 11:12:19 +0100
Subject: USB: cdc-acm: remove superfluous prototype

Remove unnecessary acm_tty_chars_in_buffer prototype.

Signed-off-by: Johan Hovold <jhovold@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c
index a693381..b84ccec 100644
--- a/drivers/usb/class/cdc-acm.c
+++ b/drivers/usb/class/cdc-acm.c
@@ -626,8 +626,6 @@ static void acm_tty_unregister(struct acm *acm)
 	kfree(acm);
 }
 
-static int acm_tty_chars_in_buffer(struct tty_struct *tty);
-
 static void acm_port_down(struct acm *acm)
 {
 	int i, nr = acm->rx_buflimit;
-- 
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