Make sure to deregister and free the root device in case module
initialisation fails.

Fixes: 658bcdae9c67 ("vme: Adding Fake VME driver")
Cc: stable@vger.kernel.org	# 4.9
Cc: Martyn Welch <martyn@welchs.me.uk>
Signed-off-by: Johan Hovold <johan@kernel.org>
---
 drivers/staging/vme_user/vme_fake.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/staging/vme_user/vme_fake.c b/drivers/staging/vme_user/vme_fake.c
index be4ad47ed526..8abaa3165fbb 100644
--- a/drivers/staging/vme_user/vme_fake.c
+++ b/drivers/staging/vme_user/vme_fake.c
@@ -1230,6 +1230,8 @@ static int __init fake_init(void)
 err_driver:
 	kfree(fake_bridge);
 err_struct:
+	root_device_unregister(vme_root);
+
 	return retval;
 }
 
-- 
2.53.0