3 files changed, 56 insertions, 0 deletions
diff --git a/net/wireless/mesh.c b/net/wireless/mesh.c
index e0226e8265a3..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 */
@@ -110,6 +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 f4cb8efe2e5f..58f501a35022 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -5818,6 +5818,44 @@ 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,