From f14001fcd7bd03983c872810a3b11af4148bae72 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?R=C3=A9mi=20Denis-Courmont?= Date: Wed, 14 Oct 2009 00:48:27 +0000 Subject: Phonet: deliver broadcast packets to broadcast sockets MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Rémi Denis-Courmont Signed-off-by: David S. Miller --- net/phonet/socket.c | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) (limited to 'net/phonet/socket.c') diff --git a/net/phonet/socket.c b/net/phonet/socket.c index aa5b5a972bff..8c84190f22de 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) -- cgit v1.2.3