47     fixed_pkt_queue_free(ret, NULL);  in fixed_pkt_queue_new()
48     return NULL;  in fixed_pkt_queue_new()
53     if (queue == NULL) {  in fixed_pkt_queue_free()
60     queue->pkt_list = NULL;  in fixed_pkt_queue_free()
73     if (queue == NULL) {  in fixed_pkt_queue_is_empty()
82     if (queue == NULL) {  in fixed_pkt_queue_length()
90     assert(queue != NULL);  in fixed_pkt_queue_capacity()
99     assert(queue != NULL);  in fixed_pkt_queue_enqueue()
100     assert(linked_pkt != NULL);  in fixed_pkt_queue_enqueue()
116     pkt_linked_item_t *ret = NULL;  in fixed_pkt_queue_dequeue()
118     assert(queue != NULL);  in fixed_pkt_queue_dequeue()
121         return NULL;  in fixed_pkt_queue_dequeue()
132     if (queue == NULL) {  in fixed_pkt_queue_try_peek_first()
133         return NULL;  in fixed_pkt_queue_try_peek_first()
141     assert(queue != NULL);  in fixed_pkt_queue_register_dequeue()
142     assert(ready_cb != NULL);  in fixed_pkt_queue_register_dequeue()
149     assert(queue != NULL);  in fixed_pkt_queue_unregister_dequeue()
151     queue->dequeue_ready = NULL;  in fixed_pkt_queue_unregister_dequeue()
156     assert(queue != NULL);  in fixed_pkt_queue_process()