app_queue: Only compare calls at 1st position across queues when forcing longest...

This prevents a situation where a call joining at 1st position to a queue with calls
leads to a state where no callers are considered the longest waiting,
causing queues to stop offering calls.

Resolves: #1691

diff --git a/apps/app_queue.c b/apps/app_queue.c
index 959be3a6a5259512178af78e5d38ba3d24a09ef4..7235de913e2ab8c74968bd3e02bd23c1a839f33a 100644 (file)
--- a/apps/app_queue.c
+++ b/apps/app_queue.c
@@ -4758,10 +4758,12 @@ static int is_longest_waiting_caller(struct queue_ent *caller, struct member *me
                                         * is already ringing at another agent. Ignore such callers; otherwise, all agents
                                         * will be unused until the first caller is picked up.
                                         */
-                                       if (ch->start < caller->start && !ch->pending) {
-                                               ast_debug(1, "Queue %s has a call at position %i that's been waiting longer (%li vs %li)\n",
-                                                                 q->name, ch->pos, ch->start, caller->start);
-                                               is_longest_waiting = 0;
+                                       if (!ch->pending) {
+                                               if (ch->start < caller->start) {
+                                                       ast_debug(1, "Queue %s has a call at position %i that's been waiting longer (%li vs %li)\n",
+                                                                         q->name, ch->pos, ch->start, caller->start);
+                                                       is_longest_waiting = 0;
+                                               }
                                                break;
                                        }
                                        ch = ch->next;