if (dev->transfer_buffer[i]) kfree(dev->transfer_buffer[i]); 
void em2820_uninit_isoc(struct em2820 *dev){	int i;	for (i = 0; i < EM2820_NUM_BUFS; i++) {		if (dev->urb[i]) {			usb_kill_urb(dev->urb[i]);			usb_free_urb(dev->urb[i]);		}		dev->urb[i] = NULL;		if (dev->transfer_buffer[i])			kfree(dev->transfer_buffer[i]);		dev->transfer_buffer[i] = NULL;	}	em2820_capture_start(dev, 0);}
4520	/local/tlutelli/issta_data/temp/c/2005_temp/2005/4520/02f7427333c5784a937314a305132ed31cc6b9d1/em28xx-core.c/clean/drivers/media/video/em28xx/em28xx-core.c