From 4d8c1dff6a8666a2e18a7d5954c2156be0d5b152 Mon Sep 17 00:00:00 2001
From: Peter Hurley <peter@hurleysoftware.com>
Date: Thu, 16 Oct 2014 15:33:24 -0400
Subject: [PATCH] pty: Use spin_lock_irq() for pty_set_termios()

The tty driver's set_termios() method is called with interrupts
enabled; there is no need to save and restore the local interrupt state.

Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
Reviewed-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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