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Diffstat (limited to 'net/ipv4/inet_diag.c')
-rw-r--r--net/ipv4/inet_diag.c17
1 files changed, 15 insertions, 2 deletions
diff --git a/net/ipv4/inet_diag.c b/net/ipv4/inet_diag.c
index a5f3c40ac3c5..eb6bdfa9480c 100644
--- a/net/ipv4/inet_diag.c
+++ b/net/ipv4/inet_diag.c
@@ -850,7 +850,7 @@ unlock:
return skb->len;
}
-static int inet_diag_rcv_msg(struct sk_buff *skb, struct nlmsghdr *nlh)
+static int inet_diag_rcv_msg_compat(struct sk_buff *skb, struct nlmsghdr *nlh)
{
int hdrlen = sizeof(struct inet_diag_req);
@@ -877,9 +877,22 @@ static int inet_diag_rcv_msg(struct sk_buff *skb, struct nlmsghdr *nlh)
return inet_diag_get_exact(skb, nlh);
}
+static int __sock_diag_rcv_msg(struct sk_buff *skb, struct nlmsghdr *nlh)
+{
+ return -EOPNOTSUPP;
+}
+
static int sock_diag_rcv_msg(struct sk_buff *skb, struct nlmsghdr *nlh)
{
- return inet_diag_rcv_msg(skb, nlh);
+ switch (nlh->nlmsg_type) {
+ case TCPDIAG_GETSOCK:
+ case DCCPDIAG_GETSOCK:
+ return inet_diag_rcv_msg_compat(skb, nlh);
+ case SOCK_DIAG_BY_FAMILY:
+ return __sock_diag_rcv_msg(skb, nlh);
+ default:
+ return -EINVAL;
+ }
}
static DEFINE_MUTEX(sock_diag_mutex);