staging: wlan-ng: hfa384x_usb: Remove wrapper function

Remove wrapper function that can be replaced by a single line of code.

As a result of the change, there is an unused variable which has also
been removed in this patch.

Signed-off-by: Amitoj Kaur Chawla <amitoj1606@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
1 file changed