unlink_expect(exp); 
ip_ct_unlink_expect(exp); 
static void expectation_timed_out(unsigned long ul_expect){	struct ip_conntrack_expect *exp = (void *)ul_expect;	write_lock_bh(&ip_conntrack_lock);	unlink_expect(exp);	write_unlock_bh(&ip_conntrack_lock);	ip_conntrack_expect_put(exp);}
10457	/local/tlutelli/issta_data/temp/c/2005_temp/2005/10457/49719eb355d32fa07793017b4b46b1c02e88b275/ip_conntrack_core.c/buggy/net/ipv4/netfilter/ip_conntrack_core.c