staging: wilc1000: remove wilc_free_join_params

wilc_free_join_params call kfree. There is no need to use
wrapper function, so use kfree directly.

Signed-off-by: Chaehyun Lim <chaehyun.lim@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
3 files changed