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Commit 0009ae1f authored by YOSHIFUJI Hideaki's avatar YOSHIFUJI Hideaki
Browse files

[IPV6] SIT: Disallow 0.0.0.0 in PRL and Flush PRL if given for DEL. 



Signed-off-by: default avatarYOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
parent 3fcfa129

net/ipv6/sit.c

+4 −1
Original line number Diff line number Diff line
@@ -215,6 +215,9 @@ ipip6_tunnel_add_prl(struct ip_tunnel *t, struct ip_tunnel_prl *a, int chg) 
	struct ip_tunnel_prl_entry *p;

	int err = 0;



	if (a->addr == htonl(INADDR_ANY))

		return -EINVAL;



	write_lock(&ipip6_lock);



	for (p = t->prl; p; p = p->next) {
@@ -254,7 +257,7 @@ ipip6_tunnel_del_prl(struct ip_tunnel *t, struct ip_tunnel_prl *a) 


	write_lock(&ipip6_lock);



	if (a) {

	if (a && a->addr != htonl(INADDR_ANY)) {

		for (p = &t->prl; *p; p = &(*p)->next) {

			if ((*p)->entry.addr == a->addr) {

				x = *p;