Initialization of bss_descriptor is unnecessary as the entire
structure will be overwritten by a memcpy followed by.

Initialize disable_11ac flag properly by setting it to true in
mwifiex_fill_new_bss_desc().
Reported-by: NDoug Anderson <dianders@chromium.org>
Reviewed-by: NDoug Anderson <dianders@chromium.org>
Reviewed-by: NPaul Stewart <pstew@chromium.org>
Signed-off-by: NBing Zhao <bzhao@marvell.com>
Signed-off-by: NYogesh Ashok Powar <yogeshp@marvell.com>
Signed-off-by: NJohn W. Linville <linville@tuxdriver.com>