28 	struct xfrm_state *x;  in ipcomp4_err()  local
41 	x = xfrm_state_lookup(net, skb->mark, (const xfrm_address_t *)&iph->daddr,  in ipcomp4_err()
43 	if (!x)  in ipcomp4_err()
50 	xfrm_state_put(x);  in ipcomp4_err()
56 static struct xfrm_state *ipcomp_tunnel_create(struct xfrm_state *x)  in ipcomp_tunnel_create()  argument
58 	struct net *net = xs_net(x);  in ipcomp_tunnel_create()
66 	t->id.spi = x->props.saddr.a4;  in ipcomp_tunnel_create()
67 	t->id.daddr.a4 = x->id.daddr.a4;  in ipcomp_tunnel_create()
68 	memcpy(&t->sel, &x->sel, sizeof(t->sel));  in ipcomp_tunnel_create()
70 	t->props.mode = x->props.mode;  in ipcomp_tunnel_create()
71 	t->props.saddr.a4 = x->props.saddr.a4;  in ipcomp_tunnel_create()
72 	t->props.flags = x->props.flags;  in ipcomp_tunnel_create()
73 	t->props.extra_flags = x->props.extra_flags;  in ipcomp_tunnel_create()
74 	memcpy(&t->mark, &x->mark, sizeof(t->mark));  in ipcomp_tunnel_create()
75 	t->if_id = x->if_id;  in ipcomp_tunnel_create()
95 static int ipcomp_tunnel_attach(struct xfrm_state *x)  in ipcomp_tunnel_attach()  argument
97 	struct net *net = xs_net(x);  in ipcomp_tunnel_attach()
100 	u32 mark = x->mark.v & x->mark.m;  in ipcomp_tunnel_attach()
102 	t = xfrm_state_lookup(net, mark, (xfrm_address_t *)&x->id.daddr.a4,  in ipcomp_tunnel_attach()
103 			      x->props.saddr.a4, IPPROTO_IPIP, AF_INET);  in ipcomp_tunnel_attach()
105 		t = ipcomp_tunnel_create(x);  in ipcomp_tunnel_attach()
113 	x->tunnel = t;  in ipcomp_tunnel_attach()
119 static int ipcomp4_init_state(struct xfrm_state *x)  in ipcomp4_init_state()  argument
123 	x->props.header_len = 0;  in ipcomp4_init_state()
124 	switch (x->props.mode) {  in ipcomp4_init_state()
128 		x->props.header_len += sizeof(struct iphdr);  in ipcomp4_init_state()
134 	err = ipcomp_init_state(x);  in ipcomp4_init_state()
138 	if (x->props.mode == XFRM_MODE_TUNNEL) {  in ipcomp4_init_state()
139 		err = ipcomp_tunnel_attach(x);  in ipcomp4_init_state()