From 3a04a748dc6ea457fe0d6068af28efe727091909 Mon Sep 17 00:00:00 2001
From: Ralf Baechle <ralf@linux-mips.org>
Date: Wed, 13 Dec 2006 00:34:57 -0800
Subject: [PATCH] --- yaml --- r: 44478 b: refs/heads/master c:
 34f8f0a5e953d3e40c4419e5e5c4b6fd14f7ebf2 h: refs/heads/master v: v3

---
 [refs]                     | 2 +-
 trunk/drivers/char/n_tty.c | 1 -
 2 files changed, 1 insertion(+), 2 deletions(-)

diff --git a/[refs] b/[refs]
index af793c90520d..052532633d3e 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: cd86128088554d64fea1679191509f00e6353c5b
+refs/heads/master: 34f8f0a5e953d3e40c4419e5e5c4b6fd14f7ebf2
diff --git a/trunk/drivers/char/n_tty.c b/trunk/drivers/char/n_tty.c
index e96a00fe1389..2bdb0144a22e 100644
--- a/trunk/drivers/char/n_tty.c
+++ b/trunk/drivers/char/n_tty.c
@@ -1151,7 +1151,6 @@ static int copy_from_read_buf(struct tty_struct *tty,
 	n = min(*nr, n);
 	spin_unlock_irqrestore(&tty->read_lock, flags);
 	if (n) {
-		mb();
 		retval = copy_to_user(*b, &tty->read_buf[tty->read_tail], n);
 		n -= retval;
 		spin_lock_irqsave(&tty->read_lock, flags);