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-rw-r--r--net/caif/chnl_net.c9
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;
}