 blk_put_queue(q); 
static void cfq_put_cfqd(struct cfq_data *cfqd){	request_queue_t *q = cfqd->queue;	if (!atomic_dec_and_test(&cfqd->ref))		return;	blk_put_queue(q);	cfq_shutdown_timer_wq(cfqd);	q->elevator->elevator_data = NULL;	mempool_destroy(cfqd->crq_pool);	kfree(cfqd->crq_hash);	kfree(cfqd->cfq_hash);	kfree(cfqd);}
4520	/local/tlutelli/issta_data/temp/c/2005_temp/2005/4520/38f18527592756d24a12e84c0713e8c902ba7f15/cfq-iosched.c/buggy/drivers/block/cfq-iosched.c