[NET]: Make the device list and device lookups per namespace.

[deliverable/linux.git] / net / packet / af_packet.c

diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c
index cae1ee4f2ad68a7f1d13552dd97c5787fc71479c..745e2cb87c96a236b844f12f32f5c8e4fbd38d9e 100644 (file)
--- a/net/packet/af_packet.c
+++ b/net/packet/af_packet.c
@@ -347,7 +347,7 @@ static int packet_sendmsg_spkt(struct kiocb *iocb, struct socket *sock,
         */
 
        saddr->spkt_device[13] = 0;
-       dev = dev_get_by_name(saddr->spkt_device);
+       dev = dev_get_by_name(&init_net, saddr->spkt_device);
        err = -ENODEV;
        if (dev == NULL)
                goto out_unlock;
@@ -742,7 +742,7 @@ static int packet_sendmsg(struct kiocb *iocb, struct socket *sock,
        }
 
 
-       dev = dev_get_by_index(ifindex);
+       dev = dev_get_by_index(&init_net, ifindex);
        err = -ENXIO;
        if (dev == NULL)
                goto out_unlock;
@@ -937,7 +937,7 @@ static int packet_bind_spkt(struct socket *sock, struct sockaddr *uaddr, int add
                return -EINVAL;
        strlcpy(name,uaddr->sa_data,sizeof(name));
 
-       dev = dev_get_by_name(name);
+       dev = dev_get_by_name(&init_net, name);
        if (dev) {
                err = packet_do_bind(sk, dev, pkt_sk(sk)->num);
                dev_put(dev);
@@ -964,7 +964,7 @@ static int packet_bind(struct socket *sock, struct sockaddr *uaddr, int addr_len
 
        if (sll->sll_ifindex) {
                err = -ENODEV;
-               dev = dev_get_by_index(sll->sll_ifindex);
+               dev = dev_get_by_index(&init_net, sll->sll_ifindex);
                if (dev == NULL)
                        goto out;
        }
@@ -1161,7 +1161,7 @@ static int packet_getname_spkt(struct socket *sock, struct sockaddr *uaddr,
                return -EOPNOTSUPP;
 
        uaddr->sa_family = AF_PACKET;
-       dev = dev_get_by_index(pkt_sk(sk)->ifindex);
+       dev = dev_get_by_index(&init_net, pkt_sk(sk)->ifindex);
        if (dev) {
                strlcpy(uaddr->sa_data, dev->name, 15);
                dev_put(dev);
@@ -1186,7 +1186,7 @@ static int packet_getname(struct socket *sock, struct sockaddr *uaddr,
        sll->sll_family = AF_PACKET;
        sll->sll_ifindex = po->ifindex;
        sll->sll_protocol = po->num;
-       dev = dev_get_by_index(po->ifindex);
+       dev = dev_get_by_index(&init_net, po->ifindex);
        if (dev) {
                sll->sll_hatype = dev->type;
                sll->sll_halen = dev->addr_len;
@@ -1238,7 +1238,7 @@ static int packet_mc_add(struct sock *sk, struct packet_mreq_max *mreq)
        rtnl_lock();
 
        err = -ENODEV;
-       dev = __dev_get_by_index(mreq->mr_ifindex);
+       dev = __dev_get_by_index(&init_net, mreq->mr_ifindex);
        if (!dev)
                goto done;
 
@@ -1292,7 +1292,7 @@ static int packet_mc_drop(struct sock *sk, struct packet_mreq_max *mreq)
                        if (--ml->count == 0) {
                                struct net_device *dev;
                                *mlp = ml->next;
-                               dev = dev_get_by_index(ml->ifindex);
+                               dev = dev_get_by_index(&init_net, ml->ifindex);
                                if (dev) {
                                        packet_dev_mc(dev, ml, -1);
                                        dev_put(dev);
@@ -1320,7 +1320,7 @@ static void packet_flush_mclist(struct sock *sk)
                struct net_device *dev;
 
                po->mclist = ml->next;
-               if ((dev = dev_get_by_index(ml->ifindex)) != NULL) {
+               if ((dev = dev_get_by_index(&init_net, ml->ifindex)) != NULL) {
                        packet_dev_mc(dev, ml, -1);
                        dev_put(dev);
                }
@@ -1477,6 +1477,9 @@ static int packet_notifier(struct notifier_block *this, unsigned long msg, void
        struct hlist_node *node;
        struct net_device *dev = data;
 
+       if (dev->nd_net != &init_net)
+               return NOTIFY_DONE;
+
        read_lock(&packet_sklist_lock);
        sk_for_each(sk, node, &packet_sklist) {
                struct packet_sock *po = pkt_sk(sk);