netfilter: ipset: Explicitly add padding elements to hash:net, net and hash:net, port, net

The elements must be u32 sized for the used hash function.

Signed-off-by: Jozsef Kadlecsik <kadlec@blackhole.kfki.hu>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
diff --git a/net/netfilter/ipset/ip_set_hash_netportnet.c b/net/netfilter/ipset/ip_set_hash_netportnet.c
index b8053d6..bfaa94c 100644
--- a/net/netfilter/ipset/ip_set_hash_netportnet.c
+++ b/net/netfilter/ipset/ip_set_hash_netportnet.c
@@ -53,6 +53,7 @@
 		u8 cidr[2];
 		u16 ccmp;
 	};
+	u16 padding;
 	u8 nomatch:1;
 	u8 proto;
 };
@@ -324,6 +325,7 @@
 		u8 cidr[2];
 		u16 ccmp;
 	};
+	u16 padding;
 	u8 nomatch:1;
 	u8 proto;
 };