rtnetlink.c (d64f69b0373a7d0bcec8b5da7712977518a8f42b) rtnetlink.c (d5566fd72ec1924958fcfd48b65c022c8f7eae64)
1/*
2 * INET An implementation of the TCP/IP protocol suite for the LINUX
3 * operating system. INET is implemented using the BSD Socket
4 * interface as the means of communication with the user level.
5 *
6 * Routing netlink socket interface: protocol independent part.
7 *
8 * Authors: Alexey Kuznetsov, <kuznet@ms2.inr.ac.ru>

--- 1258 unchanged lines hidden (view full) ---

1267 list_for_each_entry(af_ops, &rtnl_af_ops, list) {
1268 if (af_ops->fill_link_af) {
1269 struct nlattr *af;
1270 int err;
1271
1272 if (!(af = nla_nest_start(skb, af_ops->family)))
1273 goto nla_put_failure;
1274
1/*
2 * INET An implementation of the TCP/IP protocol suite for the LINUX
3 * operating system. INET is implemented using the BSD Socket
4 * interface as the means of communication with the user level.
5 *
6 * Routing netlink socket interface: protocol independent part.
7 *
8 * Authors: Alexey Kuznetsov, <kuznet@ms2.inr.ac.ru>

--- 1258 unchanged lines hidden (view full) ---

1267 list_for_each_entry(af_ops, &rtnl_af_ops, list) {
1268 if (af_ops->fill_link_af) {
1269 struct nlattr *af;
1270 int err;
1271
1272 if (!(af = nla_nest_start(skb, af_ops->family)))
1273 goto nla_put_failure;
1274
1275 err = af_ops->fill_link_af(skb, dev);
1275 err = af_ops->fill_link_af(skb, dev, ext_filter_mask);
1276
1277 /*
1278 * Caller may return ENODATA to indicate that there
1279 * was no data to be dumped. This is not an error, it
1280 * means we should trim the attribute header and
1281 * continue.
1282 */
1283 if (err == -ENODATA)

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3042static int rtnl_bridge_getlink(struct sk_buff *skb, struct netlink_callback *cb)
3043{
3044 struct net *net = sock_net(skb->sk);
3045 struct net_device *dev;
3046 int idx = 0;
3047 u32 portid = NETLINK_CB(cb->skb).portid;
3048 u32 seq = cb->nlh->nlmsg_seq;
3049 u32 filter_mask = 0;
1276
1277 /*
1278 * Caller may return ENODATA to indicate that there
1279 * was no data to be dumped. This is not an error, it
1280 * means we should trim the attribute header and
1281 * continue.
1282 */
1283 if (err == -ENODATA)

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3042static int rtnl_bridge_getlink(struct sk_buff *skb, struct netlink_callback *cb)
3043{
3044 struct net *net = sock_net(skb->sk);
3045 struct net_device *dev;
3046 int idx = 0;
3047 u32 portid = NETLINK_CB(cb->skb).portid;
3048 u32 seq = cb->nlh->nlmsg_seq;
3049 u32 filter_mask = 0;
3050 int err;
3051
3052 if (nlmsg_len(cb->nlh) > sizeof(struct ifinfomsg)) {
3053 struct nlattr *extfilt;
3054
3055 extfilt = nlmsg_find_attr(cb->nlh, sizeof(struct ifinfomsg),
3056 IFLA_EXT_MASK);
3057 if (extfilt) {
3058 if (nla_len(extfilt) < sizeof(filter_mask))

--- 4 unchanged lines hidden (view full) ---

3063 }
3064
3065 rcu_read_lock();
3066 for_each_netdev_rcu(net, dev) {
3067 const struct net_device_ops *ops = dev->netdev_ops;
3068 struct net_device *br_dev = netdev_master_upper_dev_get(dev);
3069
3070 if (br_dev && br_dev->netdev_ops->ndo_bridge_getlink) {
3050
3051 if (nlmsg_len(cb->nlh) > sizeof(struct ifinfomsg)) {
3052 struct nlattr *extfilt;
3053
3054 extfilt = nlmsg_find_attr(cb->nlh, sizeof(struct ifinfomsg),
3055 IFLA_EXT_MASK);
3056 if (extfilt) {
3057 if (nla_len(extfilt) < sizeof(filter_mask))

--- 4 unchanged lines hidden (view full) ---

3062 }
3063
3064 rcu_read_lock();
3065 for_each_netdev_rcu(net, dev) {
3066 const struct net_device_ops *ops = dev->netdev_ops;
3067 struct net_device *br_dev = netdev_master_upper_dev_get(dev);
3068
3069 if (br_dev && br_dev->netdev_ops->ndo_bridge_getlink) {
3071 if (idx >= cb->args[0]) {
3072 err = br_dev->netdev_ops->ndo_bridge_getlink(
3073 skb, portid, seq, dev,
3074 filter_mask, NLM_F_MULTI);
3075 if (err < 0 && err != -EOPNOTSUPP)
3076 break;
3077 }
3070 if (idx >= cb->args[0] &&
3071 br_dev->netdev_ops->ndo_bridge_getlink(
3072 skb, portid, seq, dev, filter_mask,
3073 NLM_F_MULTI) < 0)
3074 break;
3078 idx++;
3079 }
3080
3081 if (ops->ndo_bridge_getlink) {
3075 idx++;
3076 }
3077
3078 if (ops->ndo_bridge_getlink) {
3082 if (idx >= cb->args[0]) {
3083 err = ops->ndo_bridge_getlink(skb, portid,
3084 seq, dev,
3085 filter_mask,
3086 NLM_F_MULTI);
3087 if (err < 0 && err != -EOPNOTSUPP)
3088 break;
3089 }
3079 if (idx >= cb->args[0] &&
3080 ops->ndo_bridge_getlink(skb, portid, seq, dev,
3081 filter_mask,
3082 NLM_F_MULTI) < 0)
3083 break;
3090 idx++;
3091 }
3092 }
3093 rcu_read_unlock();
3094 cb->args[0] = idx;
3095
3096 return skb->len;
3097}

--- 349 unchanged lines hidden --- 		3084 idx++;
3085 }
3086 }
3087 rcu_read_unlock();
3088 cb->args[0] = idx;
3089
3090 return skb->len;
3091}

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