vswitchd: Deconfigure CFM when not configured.

It looks to me like, once a CFM object is configured on an interface, it
will never get deconfigured.   This fixes the problem.

Found by inspection.  I haven't tested the original code or the fix.

diff --git a/vswitchd/bridge.c b/vswitchd/bridge.c
index bb67e17fc91d041800e6d97d358e63bc9b89365a..f786108cf19af16a4834fcabfb2b85b0978f12c9 100644 (file)
--- a/vswitchd/bridge.c
+++ b/vswitchd/bridge.c
@@ -5021,6 +5021,8 @@ iface_update_cfm(struct iface *iface)
     mon = iface->cfg->monitor;
 
     if (!mon) {
+        cfm_destroy(iface->cfm);
+        iface->cfm = NULL;
         return;
     }