struct ctc_priv *priv;  priv = dev->driver_data; if (!priv) return -ENODEV; 
loglevel_show(struct device *dev, char *buf){	struct ctc_priv *priv;	priv = dev->driver_data;	if (!priv)		return -ENODEV;	return sprintf(buf, "%d\n", loglevel);}
4520	/local/tlutelli/issta_data/temp/c/2005_temp/2005/4520/7394c928c849fe2ea5c20b6d73cbe7f220810d94/ctcmain.c/buggy/drivers/s390/net/ctcmain.c