/* Initializes, destroys, or reconfigures the BFD session 'bfd' (named 'name'),
* according to the database configuration contained in 'cfg'. Takes ownership
* of 'bfd', which may be NULL. Returns a BFD object which may be used as a
- * handle for the session, or NULL if BFD is not enabled according to 'cfg'. */
+ * handle for the session, or NULL if BFD is not enabled according to 'cfg'.
+ * Also returns NULL if cfg is NULL. */
struct bfd *
bfd_configure(struct bfd *bfd, const char *name,
const struct smap *cfg)
init = true;
}
- if (!smap_get_bool(cfg, "enable", false)) {
+ if (!cfg || !smap_get_bool(cfg, "enable", false)) {
if (bfd) {
hmap_remove(&all_bfds, &bfd->node);
free(bfd->name);
static void port_run(struct ofport_dpif *);
static void port_run_fast(struct ofport_dpif *);
static void port_wait(struct ofport_dpif *);
+static int set_bfd(struct ofport *, const struct smap *);
static int set_cfm(struct ofport *, const struct cfm_settings *);
static void ofport_clear_priorities(struct ofport_dpif *);
static void run_fast_rl(void);
ofproto->backer->need_revalidate = REV_RECONFIGURE;
bundle_remove(port_);
set_cfm(port_, NULL);
+ set_bfd(port_, NULL);
if (ofproto->sflow) {
dpif_sflow_del_port(ofproto->sflow, port->odp_port);
}