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Diffstat (limited to 'net/bridge')
-rw-r--r--net/bridge/br.c52
-rw-r--r--net/bridge/br_fdb.c48
-rw-r--r--net/bridge/br_if.c11
-rw-r--r--net/bridge/br_mdb.c5
-rw-r--r--net/bridge/br_netfilter.c12
-rw-r--r--net/bridge/br_netlink.c300
-rw-r--r--net/bridge/br_private.h12
-rw-r--r--net/bridge/br_vlan.c4
-rw-r--r--net/bridge/netfilter/ebt_vlan.c4
-rw-r--r--net/bridge/netfilter/ebtables.c2
10 files changed, 324 insertions, 126 deletions
diff --git a/net/bridge/br.c b/net/bridge/br.c
index 44425aff7cba..fb57ab6b24f9 100644
--- a/net/bridge/br.c
+++ b/net/bridge/br.c
@@ -19,6 +19,7 @@
#include <linux/llc.h>
#include <net/llc.h>
#include <net/stp.h>
+#include <net/switchdev.h>
#include "br_private.h"
@@ -120,6 +121,48 @@ static struct notifier_block br_device_notifier = {
.notifier_call = br_device_event
};
+static int br_netdev_switch_event(struct notifier_block *unused,
+ unsigned long event, void *ptr)
+{
+ struct net_device *dev = netdev_switch_notifier_info_to_dev(ptr);
+ struct net_bridge_port *p;
+ struct net_bridge *br;
+ struct netdev_switch_notifier_fdb_info *fdb_info;
+ int err = NOTIFY_DONE;
+
+ rtnl_lock();
+ p = br_port_get_rtnl(dev);
+ if (!p)
+ goto out;
+
+ br = p->br;
+
+ switch (event) {
+ case NETDEV_SWITCH_FDB_ADD:
+ fdb_info = ptr;
+ err = br_fdb_external_learn_add(br, p, fdb_info->addr,
+ fdb_info->vid);
+ if (err)
+ err = notifier_from_errno(err);
+ break;
+ case NETDEV_SWITCH_FDB_DEL:
+ fdb_info = ptr;
+ err = br_fdb_external_learn_del(br, p, fdb_info->addr,
+ fdb_info->vid);
+ if (err)
+ err = notifier_from_errno(err);
+ break;
+ }
+
+out:
+ rtnl_unlock();
+ return err;
+}
+
+static struct notifier_block br_netdev_switch_notifier = {
+ .notifier_call = br_netdev_switch_event,
+};
+
static void __net_exit br_net_exit(struct net *net)
{
struct net_device *dev;
@@ -169,10 +212,14 @@ static int __init br_init(void)
if (err)
goto err_out3;
- err = br_netlink_init();
+ err = register_netdev_switch_notifier(&br_netdev_switch_notifier);
if (err)
goto err_out4;
+ err = br_netlink_init();
+ if (err)
+ goto err_out5;
+
brioctl_set(br_ioctl_deviceless_stub);
#if IS_ENABLED(CONFIG_ATM_LANE)
@@ -185,6 +232,8 @@ static int __init br_init(void)
return 0;
+err_out5:
+ unregister_netdev_switch_notifier(&br_netdev_switch_notifier);
err_out4:
unregister_netdevice_notifier(&br_device_notifier);
err_out3:
@@ -202,6 +251,7 @@ static void __exit br_deinit(void)
{
stp_proto_unregister(&br_stp_proto);
br_netlink_fini();
+ unregister_netdev_switch_notifier(&br_netdev_switch_notifier);
unregister_netdevice_notifier(&br_device_notifier);
brioctl_set(NULL);
unregister_pernet_subsys(&br_net_ops);
diff --git a/net/bridge/br_fdb.c b/net/bridge/br_fdb.c
index cc36e59db7d7..08bf04bdac58 100644
--- a/net/bridge/br_fdb.c
+++ b/net/bridge/br_fdb.c
@@ -633,7 +633,8 @@ static int fdb_fill_info(struct sk_buff *skb, const struct net_bridge *br,
if (fdb->vlan_id && nla_put(skb, NDA_VLAN, sizeof(u16), &fdb->vlan_id))
goto nla_put_failure;
- return nlmsg_end(skb, nlh);
+ nlmsg_end(skb, nlh);
+ return 0;
nla_put_failure:
nlmsg_cancel(skb, nlh);
@@ -686,6 +687,9 @@ int br_fdb_dump(struct sk_buff *skb,
if (!(dev->priv_flags & IFF_EBRIDGE))
goto out;
+ if (!filter_dev)
+ idx = ndo_dflt_fdb_dump(skb, cb, dev, NULL, idx);
+
for (i = 0; i < BR_HASH_SIZE; i++) {
struct net_bridge_fdb_entry *f;
@@ -697,7 +701,7 @@ int br_fdb_dump(struct sk_buff *skb,
(!f->dst || f->dst->dev != filter_dev)) {
if (filter_dev != dev)
goto skip;
- /* !f->dst is a speacial case for bridge
+ /* !f->dst is a special case for bridge
* It means the MAC belongs to the bridge
* Therefore need a little more filtering
* we only want to dump the !f->dst case
@@ -705,6 +709,8 @@ int br_fdb_dump(struct sk_buff *skb,
if (f->dst)
goto skip;
}
+ if (!filter_dev && f->dst)
+ goto skip;
if (fdb_fill_info(skb, br, f,
NETLINK_CB(cb->skb).portid,
@@ -985,26 +991,14 @@ void br_fdb_unsync_static(struct net_bridge *br, struct net_bridge_port *p)
}
}
-int br_fdb_external_learn_add(struct net_device *dev,
+int br_fdb_external_learn_add(struct net_bridge *br, struct net_bridge_port *p,
const unsigned char *addr, u16 vid)
{
- struct net_bridge_port *p;
- struct net_bridge *br;
struct hlist_head *head;
struct net_bridge_fdb_entry *fdb;
int err = 0;
- rtnl_lock();
-
- p = br_port_get_rtnl(dev);
- if (!p) {
- pr_info("bridge: %s not a bridge port\n", dev->name);
- err = -EINVAL;
- goto err_rtnl_unlock;
- }
-
- br = p->br;
-
+ ASSERT_RTNL();
spin_lock_bh(&br->hash_lock);
head = &br->hash[br_mac_hash(addr, vid)];
@@ -1029,33 +1023,18 @@ int br_fdb_external_learn_add(struct net_device *dev,
err_unlock:
spin_unlock_bh(&br->hash_lock);
-err_rtnl_unlock:
- rtnl_unlock();
return err;
}
-EXPORT_SYMBOL(br_fdb_external_learn_add);
-int br_fdb_external_learn_del(struct net_device *dev,
+int br_fdb_external_learn_del(struct net_bridge *br, struct net_bridge_port *p,
const unsigned char *addr, u16 vid)
{
- struct net_bridge_port *p;
- struct net_bridge *br;
struct hlist_head *head;
struct net_bridge_fdb_entry *fdb;
int err = 0;
- rtnl_lock();
-
- p = br_port_get_rtnl(dev);
- if (!p) {
- pr_info("bridge: %s not a bridge port\n", dev->name);
- err = -EINVAL;
- goto err_rtnl_unlock;
- }
-
- br = p->br;
-
+ ASSERT_RTNL();
spin_lock_bh(&br->hash_lock);
head = &br->hash[br_mac_hash(addr, vid)];
@@ -1066,9 +1045,6 @@ int br_fdb_external_learn_del(struct net_device *dev,
err = -ENOENT;
spin_unlock_bh(&br->hash_lock);
-err_rtnl_unlock:
- rtnl_unlock();
return err;
}
-EXPORT_SYMBOL(br_fdb_external_learn_del);
diff --git a/net/bridge/br_if.c b/net/bridge/br_if.c
index ed307db7a12b..b087d278c679 100644
--- a/net/bridge/br_if.c
+++ b/net/bridge/br_if.c
@@ -424,6 +424,7 @@ netdev_features_t br_features_recompute(struct net_bridge *br,
features = netdev_increment_features(features,
p->dev->features, mask);
}
+ features = netdev_add_tso_features(features, mask);
return features;
}
@@ -435,10 +436,16 @@ int br_add_if(struct net_bridge *br, struct net_device *dev)
int err = 0;
bool changed_addr;
- /* Don't allow bridging non-ethernet like devices */
+ /* Don't allow bridging non-ethernet like devices, or DSA-enabled
+ * master network devices since the bridge layer rx_handler prevents
+ * the DSA fake ethertype handler to be invoked, so we do not strip off
+ * the DSA switch tag protocol header and the bridge layer just return
+ * RX_HANDLER_CONSUMED, stopping RX processing for these frames.
+ */
if ((dev->flags & IFF_LOOPBACK) ||
dev->type != ARPHRD_ETHER || dev->addr_len != ETH_ALEN ||
- !is_valid_ether_addr(dev->dev_addr))
+ !is_valid_ether_addr(dev->dev_addr) ||
+ netdev_uses_dsa(dev))
return -EINVAL;
/* No bridging of bridges */
diff --git a/net/bridge/br_mdb.c b/net/bridge/br_mdb.c
index 5df05269d17a..409608960899 100644
--- a/net/bridge/br_mdb.c
+++ b/net/bridge/br_mdb.c
@@ -190,7 +190,8 @@ static int nlmsg_populate_mdb_fill(struct sk_buff *skb,
nla_nest_end(skb, nest2);
nla_nest_end(skb, nest);
- return nlmsg_end(skb, nlh);
+ nlmsg_end(skb, nlh);
+ return 0;
end:
nla_nest_end(skb, nest);
@@ -276,7 +277,7 @@ static int br_mdb_parse(struct sk_buff *skb, struct nlmsghdr *nlh,
struct net_device *dev;
int err;
- err = nlmsg_parse(nlh, sizeof(*bpm), tb, MDBA_SET_ENTRY, NULL);
+ err = nlmsg_parse(nlh, sizeof(*bpm), tb, MDBA_SET_ENTRY_MAX, NULL);
if (err < 0)
return err;
diff --git a/net/bridge/br_netfilter.c b/net/bridge/br_netfilter.c
index c190d22b6b3d..65728e0dc4ff 100644
--- a/net/bridge/br_netfilter.c
+++ b/net/bridge/br_netfilter.c
@@ -66,17 +66,17 @@ static int brnf_pass_vlan_indev __read_mostly = 0;
#endif
#define IS_IP(skb) \
- (!vlan_tx_tag_present(skb) && skb->protocol == htons(ETH_P_IP))
+ (!skb_vlan_tag_present(skb) && skb->protocol == htons(ETH_P_IP))
#define IS_IPV6(skb) \
- (!vlan_tx_tag_present(skb) && skb->protocol == htons(ETH_P_IPV6))
+ (!skb_vlan_tag_present(skb) && skb->protocol == htons(ETH_P_IPV6))
#define IS_ARP(skb) \
- (!vlan_tx_tag_present(skb) && skb->protocol == htons(ETH_P_ARP))
+ (!skb_vlan_tag_present(skb) && skb->protocol == htons(ETH_P_ARP))
static inline __be16 vlan_proto(const struct sk_buff *skb)
{
- if (vlan_tx_tag_present(skb))
+ if (skb_vlan_tag_present(skb))
return skb->protocol;
else if (skb->protocol == htons(ETH_P_8021Q))
return vlan_eth_hdr(skb)->h_vlan_encapsulated_proto;
@@ -436,11 +436,11 @@ static struct net_device *brnf_get_logical_dev(struct sk_buff *skb, const struct
struct net_device *vlan, *br;
br = bridge_parent(dev);
- if (brnf_pass_vlan_indev == 0 || !vlan_tx_tag_present(skb))
+ if (brnf_pass_vlan_indev == 0 || !skb_vlan_tag_present(skb))
return br;
vlan = __vlan_find_dev_deep_rcu(br, skb->vlan_proto,
- vlan_tx_tag_get(skb) & VLAN_VID_MASK);
+ skb_vlan_tag_get(skb) & VLAN_VID_MASK);
return vlan ? vlan : br;
}
diff --git a/net/bridge/br_netlink.c b/net/bridge/br_netlink.c
index 9f5eb55a4d3a..b93f42c515da 100644
--- a/net/bridge/br_netlink.c
+++ b/net/bridge/br_netlink.c
@@ -16,6 +16,7 @@
#include <net/rtnetlink.h>
#include <net/net_namespace.h>
#include <net/sock.h>
+#include <net/switchdev.h>
#include <uapi/linux/if_bridge.h>
#include "br_private.h"
@@ -67,6 +68,120 @@ static int br_port_fill_attrs(struct sk_buff *skb,
return 0;
}
+static int br_fill_ifvlaninfo_range(struct sk_buff *skb, u16 vid_start,
+ u16 vid_end, u16 flags)
+{
+ struct bridge_vlan_info vinfo;
+
+ if ((vid_end - vid_start) > 0) {
+ /* add range to skb */
+ vinfo.vid = vid_start;
+ vinfo.flags = flags | BRIDGE_VLAN_INFO_RANGE_BEGIN;
+ if (nla_put(skb, IFLA_BRIDGE_VLAN_INFO,
+ sizeof(vinfo), &vinfo))
+ goto nla_put_failure;
+
+ vinfo.flags &= ~BRIDGE_VLAN_INFO_RANGE_BEGIN;
+
+ vinfo.vid = vid_end;
+ vinfo.flags = flags | BRIDGE_VLAN_INFO_RANGE_END;
+ if (nla_put(skb, IFLA_BRIDGE_VLAN_INFO,
+ sizeof(vinfo), &vinfo))
+ goto nla_put_failure;
+ } else {
+ vinfo.vid = vid_start;
+ vinfo.flags = flags;
+ if (nla_put(skb, IFLA_BRIDGE_VLAN_INFO,
+ sizeof(vinfo), &vinfo))
+ goto nla_put_failure;
+ }
+
+ return 0;
+
+nla_put_failure:
+ return -EMSGSIZE;
+}
+
+static int br_fill_ifvlaninfo_compressed(struct sk_buff *skb,
+ const struct net_port_vlans *pv)
+{
+ u16 vid_range_start = 0, vid_range_end = 0;
+ u16 vid_range_flags = 0;
+ u16 pvid, vid, flags;
+ int err = 0;
+
+ /* Pack IFLA_BRIDGE_VLAN_INFO's for every vlan
+ * and mark vlan info with begin and end flags
+ * if vlaninfo represents a range
+ */
+ pvid = br_get_pvid(pv);
+ for_each_set_bit(vid, pv->vlan_bitmap, VLAN_N_VID) {
+ flags = 0;
+ if (vid == pvid)
+ flags |= BRIDGE_VLAN_INFO_PVID;
+
+ if (test_bit(vid, pv->untagged_bitmap))
+ flags |= BRIDGE_VLAN_INFO_UNTAGGED;
+
+ if (vid_range_start == 0) {
+ goto initvars;
+ } else if ((vid - vid_range_end) == 1 &&
+ flags == vid_range_flags) {
+ vid_range_end = vid;
+ continue;
+ } else {
+ err = br_fill_ifvlaninfo_range(skb, vid_range_start,
+ vid_range_end,
+ vid_range_flags);
+ if (err)
+ return err;
+ }
+
+initvars:
+ vid_range_start = vid;
+ vid_range_end = vid;
+ vid_range_flags = flags;
+ }
+
+ if (vid_range_start != 0) {
+ /* Call it once more to send any left over vlans */
+ err = br_fill_ifvlaninfo_range(skb, vid_range_start,
+ vid_range_end,
+ vid_range_flags);
+ if (err)
+ return err;
+ }
+
+ return 0;
+}
+
+static int br_fill_ifvlaninfo(struct sk_buff *skb,
+ const struct net_port_vlans *pv)
+{
+ struct bridge_vlan_info vinfo;
+ u16 pvid, vid;
+
+ pvid = br_get_pvid(pv);
+ for_each_set_bit(vid, pv->vlan_bitmap, VLAN_N_VID) {
+ vinfo.vid = vid;
+ vinfo.flags = 0;
+ if (vid == pvid)
+ vinfo.flags |= BRIDGE_VLAN_INFO_PVID;
+
+ if (test_bit(vid, pv->untagged_bitmap))
+ vinfo.flags |= BRIDGE_VLAN_INFO_UNTAGGED;
+
+ if (nla_put(skb, IFLA_BRIDGE_VLAN_INFO,
+ sizeof(vinfo), &vinfo))
+ goto nla_put_failure;
+ }
+
+ return 0;
+
+nla_put_failure:
+ return -EMSGSIZE;
+}
+
/*
* Create one netlink message for one interface
* Contains port and master info as well as carrier and bridge state.
@@ -121,12 +236,11 @@ static int br_fill_ifinfo(struct sk_buff *skb,
}
/* Check if the VID information is requested */
- if (filter_mask & RTEXT_FILTER_BRVLAN) {
- struct nlattr *af;
+ if ((filter_mask & RTEXT_FILTER_BRVLAN) ||
+ (filter_mask & RTEXT_FILTER_BRVLAN_COMPRESSED)) {
const struct net_port_vlans *pv;
- struct bridge_vlan_info vinfo;
- u16 vid;
- u16 pvid;
+ struct nlattr *af;
+ int err;
if (port)
pv = nbp_get_vlan_info(port);
@@ -140,26 +254,18 @@ static int br_fill_ifinfo(struct sk_buff *skb,
if (!af)
goto nla_put_failure;
- pvid = br_get_pvid(pv);
- for_each_set_bit(vid, pv->vlan_bitmap, VLAN_N_VID) {
- vinfo.vid = vid;
- vinfo.flags = 0;
- if (vid == pvid)
- vinfo.flags |= BRIDGE_VLAN_INFO_PVID;
-
- if (test_bit(vid, pv->untagged_bitmap))
- vinfo.flags |= BRIDGE_VLAN_INFO_UNTAGGED;
-
- if (nla_put(skb, IFLA_BRIDGE_VLAN_INFO,
- sizeof(vinfo), &vinfo))
- goto nla_put_failure;
- }
-
+ if (filter_mask & RTEXT_FILTER_BRVLAN_COMPRESSED)
+ err = br_fill_ifvlaninfo_compressed(skb, pv);
+ else
+ err = br_fill_ifvlaninfo(skb, pv);
+ if (err)
+ goto nla_put_failure;
nla_nest_end(skb, af);
}
done:
- return nlmsg_end(skb, nlh);
+ nlmsg_end(skb, nlh);
+ return 0;
nla_put_failure:
nlmsg_cancel(skb, nlh);
@@ -206,69 +312,99 @@ errout:
int br_getlink(struct sk_buff *skb, u32 pid, u32 seq,
struct net_device *dev, u32 filter_mask)
{
- int err = 0;
struct net_bridge_port *port = br_port_get_rtnl(dev);
- if (!port && !(filter_mask & RTEXT_FILTER_BRVLAN))
- goto out;
+ if (!port && !(filter_mask & RTEXT_FILTER_BRVLAN) &&
+ !(filter_mask & RTEXT_FILTER_BRVLAN_COMPRESSED))
+ return 0;
- err = br_fill_ifinfo(skb, port, pid, seq, RTM_NEWLINK, NLM_F_MULTI,
- filter_mask, dev);
-out:
- return err;
+ return br_fill_ifinfo(skb, port, pid, seq, RTM_NEWLINK, NLM_F_MULTI,
+ filter_mask, dev);
}
-static const struct nla_policy ifla_br_policy[IFLA_MAX+1] = {
- [IFLA_BRIDGE_FLAGS] = { .type = NLA_U16 },
- [IFLA_BRIDGE_MODE] = { .type = NLA_U16 },
- [IFLA_BRIDGE_VLAN_INFO] = { .type = NLA_BINARY,
- .len = sizeof(struct bridge_vlan_info), },
-};
+static int br_vlan_info(struct net_bridge *br, struct net_bridge_port *p,
+ int cmd, struct bridge_vlan_info *vinfo)
+{
+ int err = 0;
+
+ switch (cmd) {
+ case RTM_SETLINK:
+ if (p) {
+ err = nbp_vlan_add(p, vinfo->vid, vinfo->flags);
+ if (err)
+ break;
+
+ if (vinfo->flags & BRIDGE_VLAN_INFO_MASTER)
+ err = br_vlan_add(p->br, vinfo->vid,
+ vinfo->flags);
+ } else {
+ err = br_vlan_add(br, vinfo->vid, vinfo->flags);
+ }
+ break;
+
+ case RTM_DELLINK:
+ if (p) {
+ nbp_vlan_delete(p, vinfo->vid);
+ if (vinfo->flags & BRIDGE_VLAN_INFO_MASTER)
+ br_vlan_delete(p->br, vinfo->vid);
+ } else {
+ br_vlan_delete(br, vinfo->vid);
+ }
+ break;
+ }
+
+ return err;
+}
static int br_afspec(struct net_bridge *br,
struct net_bridge_port *p,
struct nlattr *af_spec,
int cmd)
{
- struct nlattr *tb[IFLA_BRIDGE_MAX+1];
+ struct bridge_vlan_info *vinfo_start = NULL;
+ struct bridge_vlan_info *vinfo = NULL;
+ struct nlattr *attr;
int err = 0;
+ int rem;
- err = nla_parse_nested(tb, IFLA_BRIDGE_MAX, af_spec, ifla_br_policy);
- if (err)
- return err;
+ nla_for_each_nested(attr, af_spec, rem) {
+ if (nla_type(attr) != IFLA_BRIDGE_VLAN_INFO)
+ continue;
+ if (nla_len(attr) != sizeof(struct bridge_vlan_info))
+ return -EINVAL;
+ vinfo = nla_data(attr);
+ if (vinfo->flags & BRIDGE_VLAN_INFO_RANGE_BEGIN) {
+ if (vinfo_start)
+ return -EINVAL;
+ vinfo_start = vinfo;
+ continue;
+ }
- if (tb[IFLA_BRIDGE_VLAN_INFO]) {
- struct bridge_vlan_info *vinfo;
+ if (vinfo_start) {
+ struct bridge_vlan_info tmp_vinfo;
+ int v;
- vinfo = nla_data(tb[IFLA_BRIDGE_VLAN_INFO]);
+ if (!(vinfo->flags & BRIDGE_VLAN_INFO_RANGE_END))
+ return -EINVAL;
- if (!vinfo->vid || vinfo->vid >= VLAN_VID_MASK)
- return -EINVAL;
+ if (vinfo->vid <= vinfo_start->vid)
+ return -EINVAL;
- switch (cmd) {
- case RTM_SETLINK:
- if (p) {
- err = nbp_vlan_add(p, vinfo->vid, vinfo->flags);
+ memcpy(&tmp_vinfo, vinfo_start,
+ sizeof(struct bridge_vlan_info));
+
+ for (v = vinfo_start->vid; v <= vinfo->vid; v++) {
+ tmp_vinfo.vid = v;
+ err = br_vlan_info(br, p, cmd, &tmp_vinfo);
if (err)
break;
-
- if (vinfo->flags & BRIDGE_VLAN_INFO_MASTER)
- err = br_vlan_add(p->br, vinfo->vid,
- vinfo->flags);
- } else
- err = br_vlan_add(br, vinfo->vid, vinfo->flags);
-
- break;
-
- case RTM_DELLINK:
- if (p) {
- nbp_vlan_delete(p, vinfo->vid);
- if (vinfo->flags & BRIDGE_VLAN_INFO_MASTER)
- br_vlan_delete(p->br, vinfo->vid);
- } else
- br_vlan_delete(br, vinfo->vid);
- break;
+ }
+ vinfo_start = NULL;
+ } else {
+ err = br_vlan_info(br, p, cmd, vinfo);
}
+ if (err)
+ break;
}
return err;
@@ -359,13 +495,13 @@ static int br_setport(struct net_bridge_port *p, struct nlattr *tb[])
}
/* Change state and parameters on port. */
-int br_setlink(struct net_device *dev, struct nlmsghdr *nlh)
+int br_setlink(struct net_device *dev, struct nlmsghdr *nlh, u16 flags)
{
struct nlattr *protinfo;
struct nlattr *afspec;
struct net_bridge_port *p;
struct nlattr *tb[IFLA_BRPORT_MAX + 1];
- int err = 0;
+ int err = 0, ret_offload = 0;
protinfo = nlmsg_find_attr(nlh, sizeof(struct ifinfomsg), IFLA_PROTINFO);
afspec = nlmsg_find_attr(nlh, sizeof(struct ifinfomsg), IFLA_AF_SPEC);
@@ -407,19 +543,28 @@ int br_setlink(struct net_device *dev, struct nlmsghdr *nlh)
afspec, RTM_SETLINK);
}
+ if (!(flags & BRIDGE_FLAGS_SELF)) {
+ /* set bridge attributes in hardware if supported
+ */
+ ret_offload = netdev_switch_port_bridge_setlink(dev, nlh,
+ flags);
+ if (ret_offload && ret_offload != -EOPNOTSUPP)
+ br_warn(p->br, "error setting attrs on port %u(%s)\n",
+ (unsigned int)p->port_no, p->dev->name);
+ }
+
if (err == 0)
br_ifinfo_notify(RTM_NEWLINK, p);
-
out:
return err;
}
/* Delete port information */
-int br_dellink(struct net_device *dev, struct nlmsghdr *nlh)
+int br_dellink(struct net_device *dev, struct nlmsghdr *nlh, u16 flags)
{
struct nlattr *afspec;
struct net_bridge_port *p;
- int err;
+ int err = 0, ret_offload = 0;
afspec = nlmsg_find_attr(nlh, sizeof(struct ifinfomsg), IFLA_AF_SPEC);
if (!afspec)
@@ -432,6 +577,21 @@ int br_dellink(struct net_device *dev, struct nlmsghdr *nlh)
err = br_afspec((struct net_bridge *)netdev_priv(dev), p,
afspec, RTM_DELLINK);
+ if (err == 0)
+ /* Send RTM_NEWLINK because userspace
+ * expects RTM_NEWLINK for vlan dels
+ */
+ br_ifinfo_notify(RTM_NEWLINK, p);
+
+ if (!(flags & BRIDGE_FLAGS_SELF)) {
+ /* del bridge attributes in hardware
+ */
+ ret_offload = netdev_switch_port_bridge_dellink(dev, nlh,
+ flags);
+ if (ret_offload && ret_offload != -EOPNOTSUPP)
+ br_warn(p->br, "error deleting attrs on port %u (%s)\n",
+ (unsigned int)p->port_no, p->dev->name);
+ }
return err;
}
@@ -561,7 +721,7 @@ static size_t br_get_link_af_size(const struct net_device *dev)
return pv->num_vlans * nla_total_size(sizeof(struct bridge_vlan_info));
}
-static struct rtnl_af_ops br_af_ops = {
+static struct rtnl_af_ops br_af_ops __read_mostly = {
.family = AF_BRIDGE,
.get_link_af_size = br_get_link_af_size,
};
diff --git a/net/bridge/br_private.h b/net/bridge/br_private.h
index aea3d1339b3f..de0919975a25 100644
--- a/net/bridge/br_private.h
+++ b/net/bridge/br_private.h
@@ -402,6 +402,10 @@ int br_fdb_dump(struct sk_buff *skb, struct netlink_callback *cb,
struct net_device *dev, struct net_device *fdev, int idx);
int br_fdb_sync_static(struct net_bridge *br, struct net_bridge_port *p);
void br_fdb_unsync_static(struct net_bridge *br, struct net_bridge_port *p);
+int br_fdb_external_learn_add(struct net_bridge *br, struct net_bridge_port *p,
+ const unsigned char *addr, u16 vid);
+int br_fdb_external_learn_del(struct net_bridge *br, struct net_bridge_port *p,
+ const unsigned char *addr, u16 vid);
/* br_forward.c */
void br_deliver(const struct net_bridge_port *to, struct sk_buff *skb);
@@ -628,8 +632,8 @@ static inline int br_vlan_get_tag(const struct sk_buff *skb, u16 *vid)
{
int err = 0;
- if (vlan_tx_tag_present(skb))
- *vid = vlan_tx_tag_get(skb) & VLAN_VID_MASK;
+ if (skb_vlan_tag_present(skb))
+ *vid = skb_vlan_tag_get(skb) & VLAN_VID_MASK;
else {
*vid = 0;
err = -EINVAL;
@@ -815,8 +819,8 @@ extern struct rtnl_link_ops br_link_ops;
int br_netlink_init(void);
void br_netlink_fini(void);
void br_ifinfo_notify(int event, struct net_bridge_port *port);
-int br_setlink(struct net_device *dev, struct nlmsghdr *nlmsg);
-int br_dellink(struct net_device *dev, struct nlmsghdr *nlmsg);
+int br_setlink(struct net_device *dev, struct nlmsghdr *nlmsg, u16 flags);
+int br_dellink(struct net_device *dev, struct nlmsghdr *nlmsg, u16 flags);
int br_getlink(struct sk_buff *skb, u32 pid, u32 seq, struct net_device *dev,
u32 filter_mask);
diff --git a/net/bridge/br_vlan.c b/net/bridge/br_vlan.c
index 97b8ddf57363..13013fe8db24 100644
--- a/net/bridge/br_vlan.c
+++ b/net/bridge/br_vlan.c
@@ -187,7 +187,7 @@ bool br_allowed_ingress(struct net_bridge *br, struct net_port_vlans *v,
* sent from vlan device on the bridge device, it does not have
* HW accelerated vlan tag.
*/
- if (unlikely(!vlan_tx_tag_present(skb) &&
+ if (unlikely(!skb_vlan_tag_present(skb) &&
skb->protocol == proto)) {
skb = skb_vlan_untag(skb);
if (unlikely(!skb))
@@ -200,7 +200,7 @@ bool br_allowed_ingress(struct net_bridge *br, struct net_port_vlans *v,
/* Protocol-mismatch, empty out vlan_tci for new tag */
skb_push(skb, ETH_HLEN);
skb = vlan_insert_tag_set_proto(skb, skb->vlan_proto,
- vlan_tx_tag_get(skb));
+ skb_vlan_tag_get(skb));
if (unlikely(!skb))
return false;
diff --git a/net/bridge/netfilter/ebt_vlan.c b/net/bridge/netfilter/ebt_vlan.c
index 8d3f8c7651f0..618568888128 100644
--- a/net/bridge/netfilter/ebt_vlan.c
+++ b/net/bridge/netfilter/ebt_vlan.c
@@ -45,8 +45,8 @@ ebt_vlan_mt(const struct sk_buff *skb, struct xt_action_param *par)
/* VLAN encapsulated Type/Length field, given from orig frame */
__be16 encap;
- if (vlan_tx_tag_present(skb)) {
- TCI = vlan_tx_tag_get(skb);
+ if (skb_vlan_tag_present(skb)) {
+ TCI = skb_vlan_tag_get(skb);
encap = skb->protocol;
} else {
const struct vlan_hdr *fp;
diff --git a/net/bridge/netfilter/ebtables.c b/net/bridge/netfilter/ebtables.c
index d9a8c05d995d..91180a7fc943 100644
--- a/net/bridge/netfilter/ebtables.c
+++ b/net/bridge/netfilter/ebtables.c
@@ -133,7 +133,7 @@ ebt_basic_match(const struct ebt_entry *e, const struct sk_buff *skb,
__be16 ethproto;
int verdict, i;
- if (vlan_tx_tag_present(skb))
+ if (skb_vlan_tag_present(skb))
ethproto = htons(ETH_P_8021Q);
else
ethproto = h->h_proto;
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-19 12:43:40 +0000