From 28d1dfadd3ca07e7ec1c3de4f82ac2b8ece4be91 Mon Sep 17 00:00:00 2001
From: David Engraf <david.engraf@netcom.eu>
Date: Thu, 20 Mar 2008 10:53:52 +0100
Subject: USB: cdc-acm tell tty layer not to split things up.

It ensures that the tty level do not split
the send buffer into 2KB blocks.


Signed-off-by: David Engraf <david.engraf@netcom.eu>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
---
 drivers/usb/class/cdc-acm.c | 1 +
 1 file changed, 1 insertion(+)

(limited to 'drivers/usb')

diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c
index 0147ea39340e..1ded83b66af0 100644
--- a/drivers/usb/class/cdc-acm.c
+++ b/drivers/usb/class/cdc-acm.c
@@ -489,6 +489,7 @@ static int acm_tty_open(struct tty_struct *tty, struct file *filp)
 	else
 		rv = 0;
 
+	set_bit(TTY_NO_WRITE_SPLIT, &tty->flags);
 	tty->driver_data = acm;
 	acm->tty = tty;
 
-- 
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