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authorRémi Denis-Courmont <remi.denis-courmont@nokia.com>2009-10-14 00:48:27 +0000
committerDavid S. Miller <davem@davemloft.net>2009-10-14 15:04:15 -0700
commitf14001fcd7bd03983c872810a3b11af4148bae72 (patch)
tree11b283fe73d751f584d34b684fbfcb077c37f096 /net/phonet/socket.c
parent67ca0e5fa884f483d655ef19f22ad8509138dd3e (diff)
Phonet: deliver broadcast packets to broadcast sockets
Signed-off-by: Rémi Denis-Courmont <remi.denis-courmont@nokia.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/phonet/socket.c')
-rw-r--r--net/phonet/socket.c21
1 files changed, 21 insertions, 0 deletions
diff --git a/net/phonet/socket.c b/net/phonet/socket.c
index aa5b5a972bf..8c84190f22d 100644
--- a/net/phonet/socket.c
+++ b/net/phonet/socket.c
@@ -94,7 +94,28 @@ struct sock *pn_find_sock_by_sa(struct net *net, const struct sockaddr_pn *spn)
spin_unlock_bh(&pnsocks.lock);
return rval;
+}
+
+/* Deliver a broadcast packet (only in bottom-half) */
+void pn_deliver_sock_broadcast(struct net *net, struct sk_buff *skb)
+{
+ struct hlist_node *node;
+ struct sock *sknode;
+
+ spin_lock(&pnsocks.lock);
+ sk_for_each(sknode, node, &pnsocks.hlist) {
+ struct sk_buff *clone;
+
+ if (!net_eq(sock_net(sknode), net))
+ continue;
+ if (!sock_flag(sknode, SOCK_BROADCAST))
+ continue;
+ clone = skb_clone(skb, GFP_ATOMIC);
+ if (clone)
+ sk_receive_skb(sknode, clone, 0);
+ }
+ spin_unlock(&pnsocks.lock);
}
void pn_sock_hash(struct sock *sk)