Freeze bt_clock_class_priority_map in related notifications

[babeltrace.git] / lib / graph / clock-class-priority-map.c

diff --git a/lib/graph/clock-class-priority-map.c b/lib/graph/clock-class-priority-map.c
index f9055198ab0249b86a1fa3c7ef5432e0f08a8a78..136ed276de4a11c1ff8532948634a34fa3715d80 100644 (file)
--- a/lib/graph/clock-class-priority-map.c
+++ b/lib/graph/clock-class-priority-map.c
@@ -229,7 +229,7 @@ int bt_clock_class_priority_map_add_clock_class(
 
        // FIXME when available: check
        // bt_ctf_clock_class_is_valid(clock_class)
-       if (!cc_prio_map) {
+       if (!cc_prio_map || !clock_class || cc_prio_map->frozen) {
                ret = -1;
                goto end;
        }