From: Ilya Zykov <ilya@ilyx.ru>
Date: Mon, 7 Nov 2011 07:32:46 +0000 (+0400)
Subject: tty: n_hdlc not atomic use tty->flags.
X-Git-Tag: v3.3-rc1~154^2~32
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=7962fce9a052f34390b6dab9f11df1d2e48c138d;p=pandora-kernel.git

tty: n_hdlc not atomic use tty->flags.

N_HDLC can spoil tty->flags because use not atomic operations on tty->flags.
I use n_hdlc line discipline and it happens.

Signed-off-by: Ilya Zykov <ilya@ilyx.ru>
Acked-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
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