staging: ks7010: use u32 instead of unsigned int in hostif_bss_scan_confirm

Local variable 'result_code' is declared as unsigned int in
hostif_bss_scan_confirm function. Its value is got calling
get_dword which returns an 'u32' so change its type to u32
which is preferred

Signed-off-by: Sergio Paracuellos <sergio.paracuellos@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>