[NETFILTER]: x_tables: remove some unnecessary casts

Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/netfilter/xt_sctp.c b/net/netfilter/xt_sctp.c
index 34bd872..b5110e5 100644
--- a/net/netfilter/xt_sctp.c
+++ b/net/netfilter/xt_sctp.c
@@ -129,11 +129,9 @@
       unsigned int protoff,
       int *hotdrop)
 {
-	const struct xt_sctp_info *info;
+	const struct xt_sctp_info *info = matchinfo;
 	sctp_sctphdr_t _sh, *sh;
 
-	info = (const struct xt_sctp_info *)matchinfo;
-
 	if (offset) {
 		duprintf("Dropping non-first fragment.. FIXME\n");
 		return 0;