[NETNS][IPV6]: inet6_addr - ipv6_get_ifaddr namespace aware

The inet6_addr_lst is browsed taking into account the network
namespace specified as parameter. If an address does not belong
to the specified namespace, it is ignored.

Signed-off-by: Daniel Lezcano <dlezcano@fr.ibm.com>
Signed-off-by: Benjamin Thery <benjamin.thery@bull.net>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 5 insertions, 4 deletions

diff --git a/net/ipv6/ndisc.c b/net/ipv6/ndisc.c
index e217d3ff00f3..bdfc4ea61941 100644
--- a/net/ipv6/ndisc.c
+++ b/net/ipv6/ndisc.c
@@ -556,7 +556,7 @@ static void ndisc_send_na(struct net_device *dev, struct neighbour *neigh,
         };
 
         /* for anycast or proxy, solicited_addr != src_addr */
-        ifp = ipv6_get_ifaddr(solicited_addr, dev, 1);
+        ifp = ipv6_get_ifaddr(&init_net, solicited_addr, dev, 1);
         if (ifp) {
                 src_addr = solicited_addr;
                 if (ifp->flags & IFA_F_OPTIMISTIC)
@@ -616,7 +616,8 @@ void ndisc_send_rs(struct net_device *dev, struct in6_addr *saddr,
          * suppress the inclusion of the sllao.
          */
         if (send_sllao) {
-                struct inet6_ifaddr *ifp = ipv6_get_ifaddr(saddr, dev, 1);
+                struct inet6_ifaddr *ifp = ipv6_get_ifaddr(&init_net, saddr,
+                                                           dev, 1);
                 if (ifp) {
                         if (ifp->flags & IFA_F_OPTIMISTIC)  {
                                 send_sllao = 0;
@@ -741,7 +742,7 @@ static void ndisc_recv_ns(struct sk_buff *skb)
 
         inc = ipv6_addr_is_multicast(daddr);
 
-        if ((ifp = ipv6_get_ifaddr(&msg->target, dev, 1)) != NULL) {
+        if ((ifp = ipv6_get_ifaddr(&init_net, &msg->target, dev, 1)) != NULL) {
 
                 if (ifp->flags & (IFA_F_TENTATIVE|IFA_F_OPTIMISTIC)) {
                         if (dad) {
@@ -899,7 +900,7 @@ static void ndisc_recv_na(struct sk_buff *skb)
                         return;
                 }
         }
-        if ((ifp = ipv6_get_ifaddr(&msg->target, dev, 1))) {
+        if ((ifp = ipv6_get_ifaddr(&init_net, &msg->target, dev, 1))) {
                 if (ifp->flags & IFA_F_TENTATIVE) {
                         addrconf_dad_failure(ifp);
                         return;