staging: wlan-ng: avoid new typedef: p80211macarray_t

This patch fixes the following checkpatch.pl warning in p80211types.h:
WARNING: do not add new typedefs

It applies for typedef p80211macarray_t
Signed-off-by: Sergio Paracuellos <sergio.paracuellos@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/wlan-ng/p80211types.h

@@ -249,10 +249,10 @@ struct p80211pstr32 {
 } __packed;
 
 /* MAC address array */
-typedef struct p80211macarray {
+struct p80211macarray {
 	u32 cnt;
 	u8 data[1][MAXLEN_PSTR6];
-} __packed p80211macarray_t;
+} __packed;
 
 /* prototype template */
 typedef struct p80211item {