drivers/wireless: use nla_put_u64_64bit()

Signed-off-by: Nicolas Dichtel <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
diff --git a/drivers/net/wireless/mac80211_hwsim.c b/drivers/net/wireless/mac80211_hwsim.c
index c757f14..9ed0ed1 100644
--- a/drivers/net/wireless/mac80211_hwsim.c
+++ b/drivers/net/wireless/mac80211_hwsim.c
@@ -1030,7 +1030,7 @@
 	data->pending_cookie++;
 	cookie = data->pending_cookie;
 	info->rate_driver_data[0] = (void *)cookie;
-	if (nla_put_u64(skb, HWSIM_ATTR_COOKIE, cookie))
+	if (nla_put_u64_64bit(skb, HWSIM_ATTR_COOKIE, cookie, HWSIM_ATTR_PAD))
 		goto nla_put_failure;
 
 	genlmsg_end(skb, msg_head);