From 6ad1095990328e7e4b3a0e260825ad4b6406785a Mon Sep 17 00:00:00 2001
From: Dan Carpenter <dan.carpenter@oracle.com>
Date: Fri, 9 Jan 2015 16:57:12 -0700
Subject: [PATCH] coresight-etm: unlock on error paths in mode_store()

There are some missing unlocks on the error paths.

Fixes: a939fc5a71ad ('coresight-etm: add CoreSight ETM/PTM driver')
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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