1 files changed, 16 insertions, 3 deletions

diff --git a/net/ipv6/xfrm6_tunnel.c b/net/ipv6/xfrm6_tunnel.c
index fb0228772f01..ee4b84a33ff4 100644
--- a/net/ipv6/xfrm6_tunnel.c
+++ b/net/ipv6/xfrm6_tunnel.c
@@ -339,17 +339,29 @@ static struct xfrm6_tunnel xfrm6_tunnel_handler = {
         .priority       = 2,
 };
 
+static struct xfrm6_tunnel xfrm46_tunnel_handler = {
+        .handler        = xfrm6_tunnel_rcv,
+        .err_handler    = xfrm6_tunnel_err,
+        .priority       = 2,
+};
+
 static int __init xfrm6_tunnel_init(void)
 {
         if (xfrm_register_type(&xfrm6_tunnel_type, AF_INET6) < 0)
                 return -EAGAIN;
 
-        if (xfrm6_tunnel_register(&xfrm6_tunnel_handler)) {
+        if (xfrm6_tunnel_register(&xfrm6_tunnel_handler, AF_INET6)) {
+                xfrm_unregister_type(&xfrm6_tunnel_type, AF_INET6);
+                return -EAGAIN;
+        }
+        if (xfrm6_tunnel_register(&xfrm46_tunnel_handler, AF_INET)) {
+                xfrm6_tunnel_deregister(&xfrm6_tunnel_handler, AF_INET6);
                 xfrm_unregister_type(&xfrm6_tunnel_type, AF_INET6);
                 return -EAGAIN;
         }
         if (xfrm6_tunnel_spi_init() < 0) {
-                xfrm6_tunnel_deregister(&xfrm6_tunnel_handler);
+                xfrm6_tunnel_deregister(&xfrm46_tunnel_handler, AF_INET);
+                xfrm6_tunnel_deregister(&xfrm6_tunnel_handler, AF_INET6);
                 xfrm_unregister_type(&xfrm6_tunnel_type, AF_INET6);
                 return -EAGAIN;
         }
@@ -359,7 +371,8 @@ static int __init xfrm6_tunnel_init(void)
 static void __exit xfrm6_tunnel_fini(void)
 {
         xfrm6_tunnel_spi_fini();
-        xfrm6_tunnel_deregister(&xfrm6_tunnel_handler);
+        xfrm6_tunnel_deregister(&xfrm46_tunnel_handler, AF_INET);
+        xfrm6_tunnel_deregister(&xfrm6_tunnel_handler, AF_INET6);
         xfrm_unregister_type(&xfrm6_tunnel_type, AF_INET6);
 }