91 static void destroy_header_iter(struct header_iter *hiter)  in destroy_header_iter()  argument
93 	if (!hiter)  in destroy_header_iter()
95 	pci_dev_put(hiter->dev);  in destroy_header_iter()
96 	kfree(hiter);  in destroy_header_iter()
101 	struct header_iter *hiter;  in mmio_pipe_open()  local
106 	hiter = kzalloc(sizeof(*hiter), GFP_KERNEL);  in mmio_pipe_open()
107 	if (!hiter)  in mmio_pipe_open()
110 	hiter->dev = pci_get_device(PCI_ANY_ID, PCI_ANY_ID, NULL);  in mmio_pipe_open()
111 	iter->private = hiter;  in mmio_pipe_open()
117 	struct header_iter *hiter = iter->private;  in mmio_close()  local
118 	destroy_header_iter(hiter);  in mmio_close()
137 	struct header_iter *hiter = iter->private;  in mmio_read()  local
151 	if (!hiter)  in mmio_read()
154 	mmio_print_pcidev(s, hiter->dev);  in mmio_read()
155 	hiter->dev = pci_get_device(PCI_ANY_ID, PCI_ANY_ID, hiter->dev);  in mmio_read()
157 	if (!hiter->dev) {  in mmio_read()
158 		destroy_header_iter(hiter);  in mmio_read()