Staging: unisys: uislib: Fix locking in info_proc_read_helper()
Make sure BusListLock is unlocked before returning. If an error is encountered
early on in info_proc_read_helper() the function can return without unlocking.
Also changed the PROCLINE macro so that it doesn't include a goto statement.
Reported-by: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: Ken Cox <jkc@redhat.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>