staging: wlan-ng: fixing coding style problems

WARNING: Unnecessary space before function pointer arguments
+       int (*func) (struct mibrec *mib,

WARNING: Missing a blank line after declarations
+                       hfa384x_WPAData_t wpa;
+                       if (isget) {

Signed-off-by: Modestas Stankus <stankus.modestas@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>