114 			dev->dvb->bulk_urb = NULL;  in tm6000_urb_received()
132 	dvb->bulk_urb = usb_alloc_urb(0, GFP_KERNEL);  in tm6000_start_stream()
133 	if (dvb->bulk_urb == NULL) {  in tm6000_start_stream()
144 	dvb->bulk_urb->transfer_buffer = kzalloc(size, GFP_KERNEL);  in tm6000_start_stream()
145 	if (dvb->bulk_urb->transfer_buffer == NULL) {  in tm6000_start_stream()
146 		usb_free_urb(dvb->bulk_urb);  in tm6000_start_stream()
147 		dvb->bulk_urb = NULL;  in tm6000_start_stream()
152 	usb_fill_bulk_urb(dvb->bulk_urb, dev->udev, pipe,  in tm6000_start_stream()
153 						 dvb->bulk_urb->transfer_buffer,  in tm6000_start_stream()
162 		kfree(dvb->bulk_urb->transfer_buffer);  in tm6000_start_stream()
163 		usb_free_urb(dvb->bulk_urb);  in tm6000_start_stream()
164 		dvb->bulk_urb = NULL;  in tm6000_start_stream()
170 	ret = usb_submit_urb(dvb->bulk_urb, GFP_ATOMIC);  in tm6000_start_stream()
177 		kfree(dvb->bulk_urb->transfer_buffer);  in tm6000_start_stream()
178 		usb_free_urb(dvb->bulk_urb);  in tm6000_start_stream()
179 		dvb->bulk_urb = NULL;  in tm6000_start_stream()
190 	if (dvb->bulk_urb) {  in tm6000_stop_stream()
192 		usb_kill_urb(dvb->bulk_urb);  in tm6000_stop_stream()
194 		kfree(dvb->bulk_urb->transfer_buffer);  in tm6000_stop_stream()
195 		usb_free_urb(dvb->bulk_urb);  in tm6000_stop_stream()
196 		dvb->bulk_urb = NULL;  in tm6000_stop_stream()
388 	if (dvb->bulk_urb != NULL) {  in unregister_dvb()
389 		struct urb *bulk_urb = dvb->bulk_urb;  in unregister_dvb()  local
391 		kfree(bulk_urb->transfer_buffer);  in unregister_dvb()
392 		bulk_urb->transfer_buffer = NULL;  in unregister_dvb()
393 		usb_unlink_urb(bulk_urb);  in unregister_dvb()
394 		usb_free_urb(bulk_urb);  in unregister_dvb()