[SELINUX]: Update for tcp_diag rename to inet_diag.

Also, support dccp sockets.
Signed-off-by: James Morris <jmorris@namei.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

security/selinux/hooks.c

@@ -659,7 +659,7 @@ static inline u16 socket_type_to_security_class(int family, int type, int protoc
 			return SECCLASS_NETLINK_ROUTE_SOCKET;
 		case NETLINK_FIREWALL:
 			return SECCLASS_NETLINK_FIREWALL_SOCKET;
-		case NETLINK_TCPDIAG:
+		case NETLINK_INET_DIAG:
 			return SECCLASS_NETLINK_TCPDIAG_SOCKET;
 		case NETLINK_NFLOG:
 			return SECCLASS_NETLINK_NFLOG_SOCKET;

security/selinux/nlmsgtab.c

@@ -16,7 +16,7 @@
 #include <linux/rtnetlink.h>
 #include <linux/if.h>
 #include <linux/netfilter_ipv4/ip_queue.h>
-#include <linux/tcp_diag.h>
+#include <linux/inet_diag.h>
 #include <linux/xfrm.h>
 #include <linux/audit.h>
 
@@ -76,6 +76,7 @@ static struct nlmsg_perm nlmsg_firewall_perms[] =
 static struct nlmsg_perm nlmsg_tcpdiag_perms[] =
 {
 	{ TCPDIAG_GETSOCK,	NETLINK_TCPDIAG_SOCKET__NLMSG_READ },
+	{ DCCPDIAG_GETSOCK,	NETLINK_TCPDIAG_SOCKET__NLMSG_READ },
 };
 
 static struct nlmsg_perm nlmsg_xfrm_perms[] =