struct rtable *rth; 
struct rtable *rth = NULL; 
static inline int ip_mkroute_output_def(struct rtable **rp,					struct fib_result* res,					const struct flowi *fl,					const struct flowi *oldflp,					struct net_device *dev_out,					unsigned flags){	struct rtable *rth;	int err = __mkroute_output(&rth, res, fl, oldflp, dev_out, flags);	unsigned hash;	if (err == 0) {		u32 tos = RT_FL_TOS(oldflp);		atomic_set(&rth->u.dst.__refcnt, 1);				hash = rt_hash_code(oldflp->fl4_dst, 				    oldflp->fl4_src ^ (oldflp->oif << 5), tos);		err = rt_intern_hash(hash, rth, rp);	}		return err;}
4520	/local/tlutelli/issta_data/temp/c/2005_temp/2005/4520/7abaa27c1c54208bd76fa8bae55839c034aebfb2/route.c/clean/net/ipv4/route.c