1 files changed, 10 insertions, 5 deletions

diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c
index bf919b6acea2..78c85985cb30 100644
--- a/net/core/rtnetlink.c
+++ b/net/core/rtnetlink.c
@@ -118,7 +118,11 @@ static rtnl_doit_func rtnl_get_doit(int protocol, int msgindex)
 {
         struct rtnl_link *tab;
 
-        tab = rtnl_msg_handlers[protocol];
+        if (protocol < NPROTO)
+                tab = rtnl_msg_handlers[protocol];
+        else
+                tab = NULL;
+
         if (tab == NULL || tab[msgindex].doit == NULL)
                 tab = rtnl_msg_handlers[PF_UNSPEC];
 
@@ -129,7 +133,11 @@ static rtnl_dumpit_func rtnl_get_dumpit(int protocol, int msgindex)
 {
         struct rtnl_link *tab;
 
-        tab = rtnl_msg_handlers[protocol];
+        if (protocol < NPROTO)
+                tab = rtnl_msg_handlers[protocol];
+        else
+                tab = NULL;
+
         if (tab == NULL || tab[msgindex].dumpit == NULL)
                 tab = rtnl_msg_handlers[PF_UNSPEC];
 
@@ -1444,9 +1452,6 @@ static int rtnetlink_rcv_msg(struct sk_buff *skb, struct nlmsghdr *nlh)
                 return 0;
 
         family = ((struct rtgenmsg *)NLMSG_DATA(nlh))->rtgen_family;
-        if (family >= NPROTO)
-                return -EAFNOSUPPORT;
-
         sz_idx = type>>2;
         kind = type&3;