libertas: convert KEY_MATERIAL to a direct command

The struct enc_key probably wants to die too, but that can come later.

Signed-off-by: David Woodhouse <dwmw2@infradead.org>
Acked-by: Dan Williams <dcbw@redhat.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/libertas/assoc.c b/drivers/net/wireless/libertas/assoc.c
index 75f6191..7fe37be 100644
--- a/drivers/net/wireless/libertas/assoc.c
+++ b/drivers/net/wireless/libertas/assoc.c
@@ -349,11 +349,7 @@
 
 	if (test_bit(ASSOC_FLAG_WPA_UCAST_KEY, &assoc_req->flags)) {
 		clear_bit(ASSOC_FLAG_WPA_MCAST_KEY, &assoc_req->flags);
-		ret = lbs_prepare_and_send_command(priv,
-					CMD_802_11_KEY_MATERIAL,
-					CMD_ACT_SET,
-					CMD_OPTION_WAITFORRSP,
-					0, assoc_req);
+		ret = lbs_cmd_802_11_key_material(priv, CMD_ACT_SET, assoc_req);
 		assoc_req->flags = flags;
 	}
 
@@ -363,11 +359,7 @@
 	if (test_bit(ASSOC_FLAG_WPA_MCAST_KEY, &assoc_req->flags)) {
 		clear_bit(ASSOC_FLAG_WPA_UCAST_KEY, &assoc_req->flags);
 
-		ret = lbs_prepare_and_send_command(priv,
-					CMD_802_11_KEY_MATERIAL,
-					CMD_ACT_SET,
-					CMD_OPTION_WAITFORRSP,
-					0, assoc_req);
+		ret = lbs_cmd_802_11_key_material(priv, CMD_ACT_SET, assoc_req);
 		assoc_req->flags = flags;
 	}