1 files changed, 34 insertions, 0 deletions

diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index 222189b6ed53..f1047aea868a 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -8364,6 +8364,40 @@ void nl80211_send_sta_del_event(struct cfg80211_registered_device *rdev,
         nlmsg_free(msg);
 }
 
+void nl80211_send_conn_failed_event(struct cfg80211_registered_device *rdev,
+                                    struct net_device *dev, const u8 *mac_addr,
+                                    enum nl80211_connect_failed_reason reason,
+                                    gfp_t gfp)
+{
+        struct sk_buff *msg;
+        void *hdr;
+
+        msg = nlmsg_new(NLMSG_GOODSIZE, gfp);
+        if (!msg)
+                return;
+
+        hdr = nl80211hdr_put(msg, 0, 0, 0, NL80211_CMD_CONN_FAILED);
+        if (!hdr) {
+                nlmsg_free(msg);
+                return;
+        }
+
+        if (nla_put_u32(msg, NL80211_ATTR_IFINDEX, dev->ifindex) ||
+            nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, mac_addr) ||
+            nla_put_u32(msg, NL80211_ATTR_CONN_FAILED_REASON, reason))
+                goto nla_put_failure;
+
+        genlmsg_end(msg, hdr);
+
+        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);
+}
+
 static bool __nl80211_unexpected_frame(struct net_device *dev, u8 cmd,
                                        const u8 *addr, gfp_t gfp)
 {