From cc4f02486c09977ccbe3ce2276aca5608a44ca00 Mon Sep 17 00:00:00 2001
From: Richard Weinberger <richard@nod.at>
Date: Mon, 11 Mar 2013 10:03:42 +0100
Subject: [PATCH] um: Use tty_port_operations->destruct

As we setup the SIGWINCH handler in tty_port_operations->activate
it makes sense to tear down it in ->destruct.

Signed-off-by: Richard Weinberger <richard@nod.at>
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