dev->br_port = NULL; 
static void destroy_nbp(struct net_bridge_port *p){	struct net_device *dev = p->dev;	dev->br_port = NULL;	p->br = NULL;	p->dev = NULL;	dev_put(dev);	br_sysfs_freeif(p);}
10457	/local/tlutelli/issta_data/temp/c/2005_temp/2005/10457/ab4060e858e36129f9319ef0fa055347ad60e1d5/br_if.c/clean/net/bridge/br_if.c