 up(&gc->sem); 
static int gc_open(struct input_dev *dev){	struct gc *gc = dev->private;	if (!gc->used++) {		parport_claim(gc->pd);		parport_write_control(gc->pd->port, 0x04);		mod_timer(&gc->timer, jiffies + GC_REFRESH_TIME);	}	return 0;}
10457	/local/tlutelli/issta_data/temp/c/2005_temp/2005/10457/8b1a198bf14d59b67e47dc7b133ec5ea443fb40d/gamecon.c/buggy/drivers/input/joystick/gamecon.c