schedule: exit if we run out of linked-list nodes

diff --git a/schedule.c b/schedule.c
index c8f54e84e493b2c591d53a3b33bafdc850d64022..879ee14a12c59edafdca01601a80870d365fe067 100644 (file)
--- a/schedule.c
+++ b/schedule.c
@@ -23,8 +23,10 @@ static void enqueue_thread(struct thread *t)
        struct thread_list_node *node;
 
        for (node = nodes, i = 0; node->live && i < NUM_LIST_NODES; i++, node++);
-       if (i >= NUM_LIST_NODES)
+       if (i >= NUM_LIST_NODES) {
                printf("ran out of nodes\n");
+               exit(1);
+       }
        node->this = t;
        node->next = NULL;
        node->live = 1;