From: Alan Cox <alan@linux.intel.com>
Date: Wed, 17 Feb 2010 13:07:05 +0000 (+0000)
Subject: USB: tty: kill request_room for USB ACM class
X-Git-Tag: v2.6.34-rc1~215^2~16
X-Git-Url: https://openfabrics.org/gitweb/?a=commitdiff_plain;h=b6a2f10ca045c9b0a4732c38485ad6ca1b663bf4;p=~shefty%2Frdma-dev.git

USB: tty: kill request_room for USB ACM class

Signed-off-by: Alan Cox <alan@linux.intel.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 b97f9309c82..975d556b478 100644
--- a/drivers/usb/class/cdc-acm.c
+++ b/drivers/usb/class/cdc-acm.c
@@ -428,7 +428,6 @@ next_buffer:
 		throttled = acm->throttle;
 		spin_unlock_irqrestore(&acm->throttle_lock, flags);
 		if (!throttled) {
-			tty_buffer_request_room(tty, buf->size);
 			tty_insert_flip_string(tty, buf->base, buf->size);
 			tty_flip_buffer_push(tty);
 		} else {