1 files changed, 10 insertions, 9 deletions

diff --git a/net/dccp/ipv4.c b/net/dccp/ipv4.c
index dad7bc4878e0..d4a166f0f391 100644
--- a/net/dccp/ipv4.c
+++ b/net/dccp/ipv4.c
@@ -12,6 +12,7 @@
 
 #include <linux/dccp.h>
 #include <linux/icmp.h>
+#include <linux/slab.h>
 #include <linux/module.h>
 #include <linux/skbuff.h>
 #include <linux/random.h>
@@ -104,7 +105,7 @@ int dccp_v4_connect(struct sock *sk, struct sockaddr *uaddr, int addr_len)
                 goto failure;
 
         /* OK, now commit destination to socket.  */
-        sk_setup_caps(sk, &rt->u.dst);
+        sk_setup_caps(sk, &rt->dst);
 
         dp->dccps_iss = secure_dccp_sequence_number(inet->inet_saddr,
                                                     inet->inet_daddr,
@@ -348,7 +349,7 @@ static inline __sum16 dccp_v4_csum_finish(struct sk_buff *skb,
         return csum_tcpudp_magic(src, dst, skb->len, IPPROTO_DCCP, skb->csum);
 }
 
-void dccp_v4_send_check(struct sock *sk, int unused, struct sk_buff *skb)
+void dccp_v4_send_check(struct sock *sk, struct sk_buff *skb)
 {
         const struct inet_sock *inet = inet_sk(sk);
         struct dccp_hdr *dh = dccp_hdr(skb);
@@ -474,7 +475,7 @@ static struct dst_entry* dccp_v4_route_skb(struct net *net, struct sock *sk,
                 return NULL;
         }
 
-        return &rt->u.dst;
+        return &rt->dst;
 }
 
 static int dccp_v4_send_response(struct sock *sk, struct request_sock *req,
@@ -996,16 +997,16 @@ static struct inet_protosw dccp_v4_protosw = {
         .flags          = INET_PROTOSW_ICSK,
 };
 
-static int dccp_v4_init_net(struct net *net)
+static int __net_init dccp_v4_init_net(struct net *net)
 {
-        int err;
+        if (dccp_hashinfo.bhash == NULL)
+                return -ESOCKTNOSUPPORT;
 
-        err = inet_ctl_sock_create(&net->dccp.v4_ctl_sk, PF_INET,
-                                   SOCK_DCCP, IPPROTO_DCCP, net);
-        return err;
+        return inet_ctl_sock_create(&net->dccp.v4_ctl_sk, PF_INET,
+                                    SOCK_DCCP, IPPROTO_DCCP, net);
 }
 
-static void dccp_v4_exit_net(struct net *net)
+static void __net_exit dccp_v4_exit_net(struct net *net)
 {
         inet_ctl_sock_destroy(net->dccp.v4_ctl_sk);
 }