diff options
| -rw-r--r-- | net/caif/chnl_net.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/net/caif/chnl_net.c b/net/caif/chnl_net.c index e866234d0e5a..20618dd3088b 100644 --- a/net/caif/chnl_net.c +++ b/net/caif/chnl_net.c @@ -28,6 +28,7 @@ /* 5 sec. connect timeout */ #define CONNECT_TIMEOUT (5 * HZ) #define CAIF_NET_DEFAULT_QUEUE_LEN 500 +#define UNDEF_CONNID 0xffffffff /*This list is protected by the rtnl lock. */ static LIST_HEAD(chnl_net_list); @@ -408,7 +409,7 @@ static void ipcaif_net_setup(struct net_device *dev) priv->conn_req.link_selector = CAIF_LINK_HIGH_BANDW; priv->conn_req.priority = CAIF_PRIO_LOW; /* Insert illegal value */ - priv->conn_req.sockaddr.u.dgm.connection_id = 0; + priv->conn_req.sockaddr.u.dgm.connection_id = UNDEF_CONNID; priv->flowenabled = false; init_waitqueue_head(&priv->netmgmt_wq); @@ -471,9 +472,11 @@ static int ipcaif_newlink(struct net *src_net, struct net_device *dev, else list_add(&caifdev->list_field, &chnl_net_list); - /* Take ifindex as connection-id if null */ - if (caifdev->conn_req.sockaddr.u.dgm.connection_id == 0) + /* Use ifindex as connection id, and use loopback channel default. */ + if (caifdev->conn_req.sockaddr.u.dgm.connection_id == UNDEF_CONNID) { caifdev->conn_req.sockaddr.u.dgm.connection_id = dev->ifindex; + caifdev->conn_req.protocol = CAIFPROTO_DATAGRAM_LOOP; + } return ret; } |