3 files changed, 86 insertions, 8 deletions

diff --git a/net/wireless/mesh.c b/net/wireless/mesh.c
index 73e39c171ffb..5c116083eeca 100644
--- a/net/wireless/mesh.c
+++ b/net/wireless/mesh.c
@@ -1,5 +1,6 @@
 #include <linux/ieee80211.h>
 #include <net/cfg80211.h>
+#include "nl80211.h"
 #include "core.h"
 
 /* Default values, timeouts in ms */
@@ -53,8 +54,9 @@ const struct mesh_config default_mesh_config = {
 const struct mesh_setup default_mesh_setup = {
         .path_sel_proto = IEEE80211_PATH_PROTOCOL_HWMP,
         .path_metric = IEEE80211_PATH_METRIC_AIRTIME,
-        .vendor_ie = NULL,
-        .vendor_ie_len = 0,
+        .ie = NULL,
+        .ie_len = 0,
+        .is_secure = false,
 };
 
 int __cfg80211_join_mesh(struct cfg80211_registered_device *rdev,
@@ -72,6 +74,10 @@ int __cfg80211_join_mesh(struct cfg80211_registered_device *rdev,
         if (dev->ieee80211_ptr->iftype != NL80211_IFTYPE_MESH_POINT)
                 return -EOPNOTSUPP;
 
+        if (!(rdev->wiphy.flags & WIPHY_FLAG_MESH_AUTH) &&
+              setup->is_secure)
+                return -EOPNOTSUPP;
+
         if (wdev->mesh_id_len)
                 return -EALREADY;
 
@@ -105,6 +111,19 @@ int cfg80211_join_mesh(struct cfg80211_registered_device *rdev,
         return err;
 }
 
+void cfg80211_notify_new_peer_candidate(struct net_device *dev,
+                const u8 *macaddr, const u8* ie, u8 ie_len, gfp_t gfp)
+{
+        struct wireless_dev *wdev = dev->ieee80211_ptr;
+
+        if (WARN_ON(wdev->iftype != NL80211_IFTYPE_MESH_POINT))
+                return;
+
+        nl80211_send_new_peer_candidate(wiphy_to_dev(wdev->wiphy), dev,
+                        macaddr, ie, ie_len, gfp);
+}
+EXPORT_SYMBOL(cfg80211_notify_new_peer_candidate);
+
 static int __cfg80211_leave_mesh(struct cfg80211_registered_device *rdev,
                                  struct net_device *dev)
 {
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index 297d7ce4117b..0efa7fd01150 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -124,6 +124,7 @@ static const struct nla_policy nl80211_policy[NL80211_ATTR_MAX+1] = {
         [NL80211_ATTR_BSS_HT_OPMODE] = { .type = NLA_U16 },
 
         [NL80211_ATTR_MESH_CONFIG] = { .type = NLA_NESTED },
+        [NL80211_ATTR_SUPPORT_MESH_AUTH] = { .type = NLA_FLAG },
 
         [NL80211_ATTR_HT_CAPABILITY] = { .type = NLA_BINARY,
                                          .len = NL80211_HT_CAPABILITY_LEN },
@@ -594,6 +595,8 @@ static int nl80211_send_wiphy(struct sk_buff *msg, u32 pid, u32 seq, int flags,
 
         if (dev->wiphy.flags & WIPHY_FLAG_IBSS_RSN)
                 NLA_PUT_FLAG(msg, NL80211_ATTR_SUPPORT_IBSS_RSN);
+        if (dev->wiphy.flags & WIPHY_FLAG_MESH_AUTH)
+                NLA_PUT_FLAG(msg, NL80211_ATTR_SUPPORT_MESH_AUTH);
 
         NLA_PUT(msg, NL80211_ATTR_CIPHER_SUITES,
                 sizeof(u32) * dev->wiphy.n_cipher_suites,
@@ -1922,6 +1925,7 @@ static const struct nla_policy sta_flags_policy[NL80211_STA_FLAG_MAX + 1] = {
         [NL80211_STA_FLAG_SHORT_PREAMBLE] = { .type = NLA_FLAG },
         [NL80211_STA_FLAG_WME] = { .type = NLA_FLAG },
         [NL80211_STA_FLAG_MFP] = { .type = NLA_FLAG },
+        [NL80211_STA_FLAG_AUTHENTICATED] = { .type = NLA_FLAG },
 };
 
 static int parse_station_flags(struct genl_info *info,
@@ -2016,6 +2020,9 @@ static int nl80211_send_station(struct sk_buff *msg, u32 pid, u32 seq,
         sinfoattr = nla_nest_start(msg, NL80211_ATTR_STA_INFO);
         if (!sinfoattr)
                 goto nla_put_failure;
+        if (sinfo->filled & STATION_INFO_CONNECTED_TIME)
+                NLA_PUT_U32(msg, NL80211_STA_INFO_CONNECTED_TIME,
+                            sinfo->connected_time);
         if (sinfo->filled & STATION_INFO_INACTIVE_TIME)
                 NLA_PUT_U32(msg, NL80211_STA_INFO_INACTIVE_TIME,
                             sinfo->inactive_time);
@@ -2281,7 +2288,9 @@ static int nl80211_set_station(struct sk_buff *skb, struct genl_info *info)
                         err = -EINVAL;
                 if (params.supported_rates)
                         err = -EINVAL;
-                if (params.sta_flags_mask)
+                if (params.sta_flags_mask &
+                                ~(BIT(NL80211_STA_FLAG_AUTHENTICATED) |
+                                  BIT(NL80211_STA_FLAG_AUTHORIZED)))
                         err = -EINVAL;
                 break;
         default:
@@ -2343,11 +2352,16 @@ static int nl80211_new_station(struct sk_buff *skb, struct genl_info *info)
                 params.ht_capa =
                         nla_data(info->attrs[NL80211_ATTR_HT_CAPABILITY]);
 
+        if (info->attrs[NL80211_ATTR_STA_PLINK_ACTION])
+                params.plink_action =
+                    nla_get_u8(info->attrs[NL80211_ATTR_STA_PLINK_ACTION]);
+
         if (parse_station_flags(info, &params))
                 return -EINVAL;
 
         if (dev->ieee80211_ptr->iftype != NL80211_IFTYPE_AP &&
             dev->ieee80211_ptr->iftype != NL80211_IFTYPE_AP_VLAN &&
+            dev->ieee80211_ptr->iftype != NL80211_IFTYPE_MESH_POINT &&
             dev->ieee80211_ptr->iftype != NL80211_IFTYPE_P2P_GO)
                 return -EINVAL;
 
@@ -2823,7 +2837,8 @@ static const struct nla_policy
         nl80211_mesh_setup_params_policy[NL80211_MESH_SETUP_ATTR_MAX+1] = {
         [NL80211_MESH_SETUP_ENABLE_VENDOR_PATH_SEL] = { .type = NLA_U8 },
         [NL80211_MESH_SETUP_ENABLE_VENDOR_METRIC] = { .type = NLA_U8 },
-        [NL80211_MESH_SETUP_VENDOR_PATH_SEL_IE] = { .type = NLA_BINARY,
+        [NL80211_MESH_SETUP_USERSPACE_AUTH] = { .type = NLA_FLAG },
+        [NL80211_MESH_SETUP_IE] = { .type = NLA_BINARY,
                 .len = IEEE80211_MAX_DATA_LEN },
 };
 
@@ -2925,14 +2940,16 @@ static int nl80211_parse_mesh_setup(struct genl_info *info,
                  IEEE80211_PATH_METRIC_VENDOR :
                  IEEE80211_PATH_METRIC_AIRTIME;
 
-        if (tb[NL80211_MESH_SETUP_VENDOR_PATH_SEL_IE]) {
+
+        if (tb[NL80211_MESH_SETUP_IE]) {
                 struct nlattr *ieattr =
-                        tb[NL80211_MESH_SETUP_VENDOR_PATH_SEL_IE];
+                        tb[NL80211_MESH_SETUP_IE];
                 if (!is_valid_ie_attr(ieattr))
                         return -EINVAL;
-                setup->vendor_ie = nla_data(ieattr);
-                setup->vendor_ie_len = nla_len(ieattr);
+                setup->ie = nla_data(ieattr);
+                setup->ie_len = nla_len(ieattr);
         }
+        setup->is_secure = nla_get_flag(tb[NL80211_MESH_SETUP_USERSPACE_AUTH]);
 
         return 0;
 }
@@ -5804,6 +5821,44 @@ void nl80211_send_ibss_bssid(struct cfg80211_registered_device *rdev,
         nlmsg_free(msg);
 }
 
+void nl80211_send_new_peer_candidate(struct cfg80211_registered_device *rdev,
+                struct net_device *netdev,
+                const u8 *macaddr, const u8* ie, u8 ie_len,
+                gfp_t gfp)
+{
+        struct sk_buff *msg;
+        void *hdr;
+
+        msg = nlmsg_new(NLMSG_DEFAULT_SIZE, gfp);
+        if (!msg)
+                return;
+
+        hdr = nl80211hdr_put(msg, 0, 0, 0, NL80211_CMD_NEW_PEER_CANDIDATE);
+        if (!hdr) {
+                nlmsg_free(msg);
+                return;
+        }
+
+        NLA_PUT_U32(msg, NL80211_ATTR_WIPHY, rdev->wiphy_idx);
+        NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, netdev->ifindex);
+        NLA_PUT(msg, NL80211_ATTR_MAC, ETH_ALEN, macaddr);
+        if (ie_len && ie)
+                NLA_PUT(msg, NL80211_ATTR_IE, ie_len , ie);
+
+        if (genlmsg_end(msg, hdr) < 0) {
+                nlmsg_free(msg);
+                return;
+        }
+
+        genlmsg_multicast_netns(wiphy_net(&rdev->wiphy), msg, 0,
+                                nl80211_mlme_mcgrp.id, gfp);
+        return;
+
+ nla_put_failure:
+        genlmsg_cancel(msg, hdr);
+        nlmsg_free(msg);
+}
+
 void nl80211_michael_mic_failure(struct cfg80211_registered_device *rdev,
                                  struct net_device *netdev, const u8 *addr,
                                  enum nl80211_key_type key_type, int key_id,
diff --git a/net/wireless/nl80211.h b/net/wireless/nl80211.h
index dcac5cd6f017..f2af6955a665 100644
--- a/net/wireless/nl80211.h
+++ b/net/wireless/nl80211.h
@@ -50,6 +50,10 @@ void nl80211_send_disconnected(struct cfg80211_registered_device *rdev,
                                struct net_device *netdev, u16 reason,
                                const u8 *ie, size_t ie_len, bool from_ap);
 
+void nl80211_send_new_peer_candidate(struct cfg80211_registered_device *rdev,
+                                     struct net_device *netdev,
+                                     const u8 *macaddr, const u8* ie, u8 ie_len,
+                                     gfp_t gfp);
 void
 nl80211_michael_mic_failure(struct cfg80211_registered_device *rdev,
                             struct net_device *netdev, const u8 *addr,