diff options
Diffstat (limited to 'net/tipc/udp_media.c')
| -rw-r--r-- | net/tipc/udp_media.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/net/tipc/udp_media.c b/net/tipc/udp_media.c index 3deabcab4882..e7d91f5d5cae 100644 --- a/net/tipc/udp_media.c +++ b/net/tipc/udp_media.c @@ -47,6 +47,8 @@ #include <net/addrconf.h> #include <linux/tipc_netlink.h> #include "core.h" +#include "addr.h" +#include "net.h" #include "bearer.h" #include "netlink.h" #include "msg.h" @@ -647,6 +649,7 @@ static int tipc_udp_enable(struct net *net, struct tipc_bearer *b, struct udp_port_cfg udp_conf = {0}; struct udp_tunnel_sock_cfg tuncfg = {NULL}; struct nlattr *opts[TIPC_NLA_UDP_MAX + 1]; + u8 node_id[NODE_ID_LEN] = {0,}; ub = kzalloc(sizeof(*ub), GFP_ATOMIC); if (!ub) @@ -677,6 +680,17 @@ static int tipc_udp_enable(struct net *net, struct tipc_bearer *b, if (err) goto err; + /* Autoconfigure own node identity if needed */ + if (!tipc_own_id(net)) { + memcpy(node_id, local.ipv6.in6_u.u6_addr8, 16); + tipc_net_init(net, node_id, 0); + } + if (!tipc_own_id(net)) { + pr_warn("Failed to set node id, please configure manually\n"); + err = -EINVAL; + goto err; + } + b->bcast_addr.media_id = TIPC_MEDIA_TYPE_UDP; b->bcast_addr.broadcast = TIPC_BROADCAST_SUPPORT; rcu_assign_pointer(b->media_ptr, ub); |