1 files changed, 19 insertions, 0 deletions

diff --git a/net/ipv4/af_inet.c b/net/ipv4/af_inet.c
index 5882a1316441..7ab0bd64c9d1 100644
--- a/net/ipv4/af_inet.c
+++ b/net/ipv4/af_inet.c
@@ -1250,6 +1250,25 @@ out:
         return segs;
 }
 
+int inet_ctl_sock_create(struct socket **sock, unsigned short family,
+                         unsigned short type, unsigned char protocol)
+{
+        int rc = sock_create_kern(family, type, protocol, sock);
+
+        if (rc == 0) {
+                (*sock)->sk->sk_allocation = GFP_ATOMIC;
+                inet_sk((*sock)->sk)->uc_ttl = -1;
+                /*
+                 * Unhash it so that IP input processing does not even see it,
+                 * we do not wish this socket to see incoming packets.
+                 */
+                (*sock)->sk->sk_prot->unhash((*sock)->sk);
+        }
+        return rc;
+}
+
+EXPORT_SYMBOL_GPL(inet_ctl_sock_create);
+
 unsigned long snmp_fold_field(void *mib[], int offt)
 {
         unsigned long res = 0;