4 files changed, 25 insertions, 9 deletions

diff --git a/net/ipv6/ipv6_sockglue.c b/net/ipv6/ipv6_sockglue.c
index c63868dd2ca..5eac9318320 100644
--- a/net/ipv6/ipv6_sockglue.c
+++ b/net/ipv6/ipv6_sockglue.c
@@ -549,7 +549,7 @@ done:
 			retv = -ENOBUFS;
 			break;
 		}
-		gsf = (struct group_filter *)kmalloc(optlen,GFP_KERNEL);
+		gsf = kmalloc(optlen,GFP_KERNEL);
 		if (gsf == 0) {
 			retv = -ENOBUFS;
 			break;
diff --git a/net/ipv6/mcast.c b/net/ipv6/mcast.c
index 1cf305a9f8d..cc3e9f56086 100644
--- a/net/ipv6/mcast.c
+++ b/net/ipv6/mcast.c
@@ -449,8 +449,7 @@ int ip6_mc_source(int add, int omode, struct sock *sk,
 
 		if (psl)
 			count += psl->sl_max;
-		newpsl = (struct ip6_sf_socklist *)sock_kmalloc(sk,
-			IP6_SFLSIZE(count), GFP_ATOMIC);
+		newpsl = sock_kmalloc(sk, IP6_SFLSIZE(count), GFP_ATOMIC);
 		if (!newpsl) {
 			err = -ENOBUFS;
 			goto done;
@@ -535,8 +534,8 @@ int ip6_mc_msfilter(struct sock *sk, struct group_filter *gsf)
 		goto done;
 	}
 	if (gsf->gf_numsrc) {
-		newpsl = (struct ip6_sf_socklist *)sock_kmalloc(sk,
-				IP6_SFLSIZE(gsf->gf_numsrc), GFP_ATOMIC);
+		newpsl = sock_kmalloc(sk, IP6_SFLSIZE(gsf->gf_numsrc),
+							  GFP_ATOMIC);
 		if (!newpsl) {
 			err = -ENOBUFS;
 			goto done;
@@ -768,7 +767,7 @@ static void mld_add_delrec(struct inet6_dev *idev, struct ifmcaddr6 *im)
 	 * for deleted items allows change reports to use common code with
 	 * non-deleted or query-response MCA's.
 	 */
-	pmc = (struct ifmcaddr6 *)kmalloc(sizeof(*pmc), GFP_ATOMIC);
+	pmc = kmalloc(sizeof(*pmc), GFP_ATOMIC);
 	if (!pmc)
 		return;
 	memset(pmc, 0, sizeof(*pmc));
@@ -1937,7 +1936,7 @@ static int ip6_mc_add1_src(struct ifmcaddr6 *pmc, int sfmode,
 		psf_prev = psf;
 	}
 	if (!psf) {
-		psf = (struct ip6_sf_list *)kmalloc(sizeof(*psf), GFP_ATOMIC);
+		psf = kmalloc(sizeof(*psf), GFP_ATOMIC);
 		if (!psf)
 			return -ENOBUFS;
 		memset(psf, 0, sizeof(*psf));
diff --git a/net/ipv6/netfilter/ip6t_mac.c b/net/ipv6/netfilter/ip6t_mac.c
index ae0b09291d1..c848152315b 100644
--- a/net/ipv6/netfilter/ip6t_mac.c
+++ b/net/ipv6/netfilter/ip6t_mac.c
@@ -11,6 +11,7 @@
 #include <linux/module.h>
 #include <linux/skbuff.h>
 #include <linux/if_ether.h>
+#include <linux/etherdevice.h>
 
 #include <linux/netfilter_ipv6/ip6t_mac.h>
 #include <linux/netfilter_ipv6/ip6_tables.h>
diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c
index a25f4e8a8ad..66d04004afd 100644
--- a/net/ipv6/tcp_ipv6.c
+++ b/net/ipv6/tcp_ipv6.c
@@ -67,6 +67,9 @@
 #include <linux/proc_fs.h>
 #include <linux/seq_file.h>
 
+/* Socket used for sending RSTs and ACKs */
+static struct socket *tcp6_socket;
+
 static void	tcp_v6_send_reset(struct sk_buff *skb);
 static void	tcp_v6_reqsk_send_ack(struct sk_buff *skb, struct request_sock *req);
 static void	tcp_v6_send_check(struct sock *sk, int len, 
@@ -611,7 +614,7 @@ static void tcp_v6_send_reset(struct sk_buff *skb)
 	if (!ip6_dst_lookup(NULL, &buff->dst, &fl)) {
 
 		if (xfrm_lookup(&buff->dst, &fl, NULL, 0) >= 0) {
-			ip6_xmit(NULL, buff, &fl, NULL, 0);
+			ip6_xmit(tcp6_socket->sk, buff, &fl, NULL, 0);
 			TCP_INC_STATS_BH(TCP_MIB_OUTSEGS);
 			TCP_INC_STATS_BH(TCP_MIB_OUTRSTS);
 			return;
@@ -675,7 +678,7 @@ static void tcp_v6_send_ack(struct sk_buff *skb, u32 seq, u32 ack, u32 win, u32
 
 	if (!ip6_dst_lookup(NULL, &buff->dst, &fl)) {
 		if (xfrm_lookup(&buff->dst, &fl, NULL, 0) >= 0) {
-			ip6_xmit(NULL, buff, &fl, NULL, 0);
+			ip6_xmit(tcp6_socket->sk, buff, &fl, NULL, 0);
 			TCP_INC_STATS_BH(TCP_MIB_OUTSEGS);
 			return;
 		}
@@ -1600,8 +1603,21 @@ static struct inet_protosw tcpv6_protosw = {
 
 void __init tcpv6_init(void)
 {
+	int err;
+
 	/* register inet6 protocol */
 	if (inet6_add_protocol(&tcpv6_protocol, IPPROTO_TCP) < 0)
 		printk(KERN_ERR "tcpv6_init: Could not register protocol\n");
 	inet6_register_protosw(&tcpv6_protosw);
+
+	err = sock_create_kern(PF_INET6, SOCK_RAW, IPPROTO_TCP, &tcp6_socket);
+	if (err < 0)
+		panic("Failed to create the TCPv6 control socket.\n");
+	tcp6_socket->sk->sk_allocation = GFP_ATOMIC;
+
+	/* Unhash it so that IP input processing does not even
+	 * see it, we do not wish this socket to see incoming
+	 * packets.
+	 */
+	tcp6_socket->sk->sk_prot->unhash(tcp6_socket->sk);
 }