1 files changed, 9 insertions, 0 deletions

diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c
index 8ac890a1a4c0..aee7196aac36 100644
--- a/net/packet/af_packet.c
+++ b/net/packet/af_packet.c
@@ -1273,6 +1273,14 @@ static void __fanout_unlink(struct sock *sk, struct packet_sock *po)
         spin_unlock(&f->lock);
 }
 
+bool match_fanout_group(struct packet_type *ptype, struct sock * sk)
+{
+        if (ptype->af_packet_priv == (void*)((struct packet_sock *)sk)->fanout)
+                return true;
+
+        return false;
+}
+
 static int fanout_add(struct sock *sk, u16 id, u16 type_flags)
 {
         struct packet_sock *po = pkt_sk(sk);
@@ -1325,6 +1333,7 @@ static int fanout_add(struct sock *sk, u16 id, u16 type_flags)
                 match->prot_hook.dev = po->prot_hook.dev;
                 match->prot_hook.func = packet_rcv_fanout;
                 match->prot_hook.af_packet_priv = match;
+                match->prot_hook.id_match = match_fanout_group;
                 dev_add_pack(&match->prot_hook);
                 list_add(&match->list, &fanout_list);
         }