xfrm_user: constify netlink dispatch table

There is no need to modify the netlink dispatch table at runtime.

Signed-off-by: Mathias Krause <minipli@googlemail.com>
Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com>

1 files changed, 2 insertions, 2 deletions

diff --git a/net/xfrm/xfrm_user.c b/net/xfrm/xfrm_user.c
index 204cba192af8..aa778748c565 100644
--- a/net/xfrm/xfrm_user.c
+++ b/net/xfrm/xfrm_user.c
@@ -2315,7 +2315,7 @@ static const struct nla_policy xfrma_policy[XFRMA_MAX+1] = {
         [XFRMA_SA_EXTRA_FLAGS]  = { .type = NLA_U32 },
 };
 
-static struct xfrm_link {
+static const struct xfrm_link {
         int (*doit)(struct sk_buff *, struct nlmsghdr *, struct nlattr **);
         int (*dump)(struct sk_buff *, struct netlink_callback *);
         int (*done)(struct netlink_callback *);
@@ -2349,7 +2349,7 @@ static int xfrm_user_rcv_msg(struct sk_buff *skb, struct nlmsghdr *nlh)
 {
         struct net *net = sock_net(skb->sk);
         struct nlattr *attrs[XFRMA_MAX+1];
-        struct xfrm_link *link;
+        const struct xfrm_link *link;
         int type, err;
 
         type = nlh->nlmsg_type;