diff options
| -rw-r--r-- | net/qrtr/qrtr.c | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/net/qrtr/qrtr.c b/net/qrtr/qrtr.c index e8cbab23d667..d7516098b5aa 100644 --- a/net/qrtr/qrtr.c +++ b/net/qrtr/qrtr.c @@ -112,6 +112,7 @@ struct qrtr_node { }; static int qrtr_local_enqueue(struct qrtr_node *node, struct sk_buff *skb); +static int qrtr_bcast_enqueue(struct qrtr_node *node, struct sk_buff *skb); /* Release node resources and free the node. * @@ -312,6 +313,26 @@ static struct sk_buff *qrtr_alloc_local_bye(u32 src_node) return skb; } +static struct sk_buff *qrtr_alloc_del_client(struct sockaddr_qrtr *sq) +{ + const int pkt_len = 20; + struct sk_buff *skb; + __le32 *buf; + + skb = qrtr_alloc_ctrl_packet(QRTR_TYPE_DEL_CLIENT, pkt_len, + sq->sq_node, QRTR_NODE_BCAST); + if (!skb) + return NULL; + + buf = (__le32 *)skb_put(skb, pkt_len); + memset(buf, 0, pkt_len); + buf[0] = cpu_to_le32(QRTR_TYPE_DEL_CLIENT); + buf[1] = cpu_to_le32(sq->sq_node); + buf[2] = cpu_to_le32(sq->sq_port); + + return skb; +} + static struct qrtr_sock *qrtr_port_lookup(int port); static void qrtr_port_put(struct qrtr_sock *ipc); @@ -448,8 +469,15 @@ static void qrtr_port_put(struct qrtr_sock *ipc) /* Remove port assignment. */ static void qrtr_port_remove(struct qrtr_sock *ipc) { + struct sk_buff *skb; int port = ipc->us.sq_port; + skb = qrtr_alloc_del_client(&ipc->us); + if (skb) { + skb_set_owner_w(skb, &ipc->sk); + qrtr_bcast_enqueue(NULL, skb); + } + if (port == QRTR_PORT_CTRL) port = 0; |