if (new_mtu > ETH_DATA_LEN) 
struct fe_priv *np = get_nvpriv(dev); int old_mtu;  if (new_mtu < 64 || new_mtu > np->pkt_limit) 
static int nv_change_mtu(struct net_device *dev, int new_mtu){	if (new_mtu > ETH_DATA_LEN)		return -EINVAL;	dev->mtu = new_mtu;	return 0;}
4520	/local/tlutelli/issta_data/temp/c/2005_temp/2005/4520/d81c0983de80c956cf37835b0d35adb3ab4bb03a/forcedeth.c/buggy/drivers/net/forcedeth.c