compat_xtables: move to 2.6.35 xt_action_param (3/3)

Since the last merge of the "api35" branch, further changes were
included into nf-next. This set of three commits updates the
xtables-addons API to match that.

extensions/pknock/xt_pknock.c

@@ -975,7 +975,7 @@ static bool pknock_mt(const struct sk_buff *skb,
 		/* We've been asked to examine this packet, and we
 		 * can't. Hence, no choice but to drop.
 		 */
-		*par->hotdrop = true;
+		par->hotdrop = true;
 		return false;
 	}