libertas: convert CMD_MAC_CONTROL to a direct command

convert CMD_MAC_CONTROL to a direct command

Signed-off-by: Holger Schurig <hs4233@mail.mn-solutions.de>
Acked-by: Dan Williams <dcbw@redhat.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/libertas/hostcmd.h b/drivers/net/wireless/libertas/hostcmd.h
index 56bc1aa..b5361b3 100644
--- a/drivers/net/wireless/libertas/hostcmd.h
+++ b/drivers/net/wireless/libertas/hostcmd.h
@@ -211,8 +211,9 @@
 };
 
 struct cmd_ds_mac_control {
+	struct cmd_header hdr;
 	__le16 action;
-	__le16 reserved;
+	u16 reserved;
 };
 
 struct cmd_ds_mac_multicast_adr {
@@ -695,7 +696,6 @@
 	/* command Body */
 	union {
 		struct cmd_ds_802_11_ps_mode psmode;
-		struct cmd_ds_mac_control macctrl;
 		struct cmd_ds_802_11_associate associate;
 		struct cmd_ds_802_11_deauthenticate deauth;
 		struct cmd_ds_802_11_ad_hoc_start ads;