staging: rtl8723au: rtw_joinbss_cmd23a(): Remove unnecessary typecast

and remove use-once variable t_len.

Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Jes Sorensen 2014-04-26 18:55:07 +02:00 • committed by Greg Kroah-Hartman
commit ea4190b163