input_free_device() should only be used if input_register_device() was not
called yet or if it failed.  This patch removes unnecessary
input_free_device calls.
Signed-off-by: NAxel Lin <axel.lin@gmail.com>
Acked-by: NJonathan Woithe <jwoithe@physics.adelaide.edu.au>
Acked-by: NDmitry Torokhov <dtor@mail.ru>
Cc: Matthew Garrett <mjg@redhat.com>a
Signed-off-by: NAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: NMatthew Garrett <mjg@redhat.com>