From 45e24601921fc1c4ca7932f7f7a475d3ad64ecad Mon Sep 17 00:00:00 2001
From: Russell King <rmk@dyn-67.arm.linux.org.uk>
Date: Wed, 4 Jan 2006 19:19:06 +0000
Subject: [PATCH] [SERIAL] Move interrupt-time spinlocking inside
 serial8250_handle_port()

All call sites for serial8250_handle_port() acquired the port spinlock
and released it afterwards.  This is a needless duplication of code.
Move the spinlocking inside serial8250_handle_port().

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
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