netfilter: xtables: substitute temporary defines by final name

Signed-off-by: Jan Engelhardt <jengelh@medozas.de>
diff --git a/net/netfilter/xt_SECMARK.c b/net/netfilter/xt_SECMARK.c
index a91d4a7..23b2d6c 100644
--- a/net/netfilter/xt_SECMARK.c
+++ b/net/netfilter/xt_SECMARK.c
@@ -30,7 +30,7 @@
 static u8 mode;
 
 static unsigned int
-secmark_tg(struct sk_buff *skb, const struct xt_target_param *par)
+secmark_tg(struct sk_buff *skb, const struct xt_action_param *par)
 {
 	u32 secmark = 0;
 	const struct xt_secmark_target_info *info = par->targinfo;