Merge master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6

* master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6:
[NETFILTER]: silence a warning in ebtables
[IPV6]: File the fingerprints off ah6->spi/esp6->spi
[TCP]: Set default congestion control when no sysctl.
[TIPC] net/tipc/port.c: fix NULL dereference

net/bridge/netfilter/ebtables.c

···
 static inline int ebt_dev_check(char *entry, const struct net_device *device)
 {
 	int i = 0;
-	char *devname = device->name;
+	const char *devname = device->name;
 
 	if (*entry == '\0')
 		return 0;

net/ipv4/sysctl_net_ipv4.c

···
 	return ret;
 }
 
-static int __init tcp_congestion_default(void)
-{
-	return tcp_set_default_congestion_control(CONFIG_DEFAULT_TCP_CONG);
-}
-
-late_initcall(tcp_congestion_default);
-
 ctl_table ipv4_table[] = {
         {
 		.ctl_name	= NET_IPV4_TCP_TIMESTAMPS,

net/ipv4/tcp_cong.c

···
 	return ret;
 }
 
+/* Set default value from kernel configuration at bootup */
+static int __init tcp_congestion_default(void)
+{
+	return tcp_set_default_congestion_control(CONFIG_DEFAULT_TCP_CONG);
+}
+late_initcall(tcp_congestion_default);
+
+
 /* Get current default congestion control */
 void tcp_get_default_congestion_control(char *name)
 {

net/ipv6/xfrm6_tunnel.c

···
 	x6spi = __xfrm6_tunnel_spi_lookup(saddr);
 	spi = x6spi ? x6spi->spi : 0;
 	read_unlock_bh(&xfrm6_tunnel_spi_lock);
-	return spi;
+	return htonl(spi);
 }
 
 EXPORT_SYMBOL(xfrm6_tunnel_spi_lookup);
···
 		spi = __xfrm6_tunnel_alloc_spi(saddr);
 	write_unlock_bh(&xfrm6_tunnel_spi_lock);
 
-	return spi;
+	return htonl(spi);
 }
 
 EXPORT_SYMBOL(xfrm6_tunnel_alloc_spi);

net/tipc/port.c

···
 	int res = -EINVAL;
 
 	p_ptr = tipc_port_lock(ref);
+	if (!p_ptr)
+		return -EINVAL;
+
 	dbg("tipc_publ %u, p_ptr = %x, conn = %x, scope = %x, "
 	    "lower = %u, upper = %u\n",
 	    ref, p_ptr, p_ptr->publ.connected, scope, seq->lower, seq->upper);
-	if (!p_ptr)
-		return -EINVAL;
 	if (p_ptr->publ.connected)
 		goto exit;
 	if (seq->lower > seq->upper)