libmultipath: Only count UP and GHOST paths for prio update

When calculating the priority of a pathgroup we should be
counting only UP and GHOST paths; all other values might
be stale.

References: bnc#665289

Signed-off-by: Hannes Reinecke <hare@suse.de>

diff --git a/libmultipath/switchgroup.c b/libmultipath/switchgroup.c
index 025a95d..031c3d7 100644 (file)
--- a/libmultipath/switchgroup.c
+++ b/libmultipath/switchgroup.c
@@ -20,7 +20,8 @@ path_group_prio_update (struct pathgroup * pgp)
                return;
        }
        vector_foreach_slot (pgp->paths, pp, i) {
-               if (pp->state != PATH_DOWN) {
+               if (pp->state == PATH_UP ||
+                   pp->state == PATH_GHOST) {
                        priority += pp->priority;
                        pgp->enabled_paths++;
                }