(info->power_control)(port, to); 
(info->power_control)(port-1, to); 
static void s3c2410_usb_set_power(struct s3c2410_hcd_info *info,				  int port, int to){	if (info == NULL)		return;	if (info->power_control != NULL) {		info->port[port-1].power = to;		(info->power_control)(port, to);	}}
4520	/local/tlutelli/issta_data/temp/c/2005_temp/2005/4520/ba44e7c407e248ed85d4f510728d0284373cf678/ohci-s3c2410.c/buggy/drivers/usb/host/ohci-s3c2410.c