From 128434ab5607c6bccf385765e94382cedd3d06fa Mon Sep 17 00:00:00 2001
From: Johan Hovold <jhovold@gmail.com>
Date: Thu, 21 Mar 2013 12:37:13 +0100
Subject: [PATCH] USB: mct_u232: switch to generic TIOCMIWAIT implementation

Switch to the generic TIOCMIWAIT implementation.

This also fixes the issue with processes waiting for
modem-status-changes not being woken up at disconnect.

Signed-off-by: Johan Hovold <jhovold@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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