if (get_1284_register(pp, 1, NULL)) 
if (get_1284_register(pp, 1, NULL, GFP_KERNEL)) 
static size_t parport_uss720_epp_write_addr(struct parport *pp, const void *buf, size_t length, int flags){	struct parport_uss720_private *priv = pp->private_data;		size_t written = 0;	if (change_mode(pp, ECR_EPP))		return 0;	for (; written < length; written++) {		if (set_1284_register(pp, 3, *(char *)buf))			break;		buf++;		if (get_1284_register(pp, 1, NULL))			break;		if (priv->reg[0] & 0x01) {			clear_epp_timeout(pp);			break;		}	}	change_mode(pp, ECR_PS2);	return written;}
10457	/local/tlutelli/issta_data/temp/c/2005_temp/2005/10457/0f36163d3abefbda1b21a330b3fdf3c2dc076d94/uss720.c/clean/drivers/usb/misc/uss720.c