1 files changed, 31 insertions, 0 deletions

diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c
index ab6cb56bc74d..2b413d38daa7 100644
--- a/net/mac80211/tx.c
+++ b/net/mac80211/tx.c
@@ -2415,6 +2415,37 @@ struct sk_buff *ieee80211_beacon_get_tim(struct ieee80211_hw *hw,
 }
 EXPORT_SYMBOL(ieee80211_beacon_get_tim);
 
+struct sk_buff *ieee80211_proberesp_get(struct ieee80211_hw *hw,
+                                        struct ieee80211_vif *vif)
+{
+        struct ieee80211_if_ap *ap = NULL;
+        struct sk_buff *presp = NULL, *skb = NULL;
+        struct ieee80211_hdr *hdr;
+        struct ieee80211_sub_if_data *sdata = vif_to_sdata(vif);
+
+        if (sdata->vif.type != NL80211_IFTYPE_AP)
+                return NULL;
+
+        rcu_read_lock();
+
+        ap = &sdata->u.ap;
+        presp = rcu_dereference(ap->probe_resp);
+        if (!presp)
+                goto out;
+
+        skb = skb_copy(presp, GFP_ATOMIC);
+        if (!skb)
+                goto out;
+
+        hdr = (struct ieee80211_hdr *) skb->data;
+        memset(hdr->addr1, 0, sizeof(hdr->addr1));
+
+out:
+        rcu_read_unlock();
+        return skb;
+}
+EXPORT_SYMBOL(ieee80211_proberesp_get);
+
 struct sk_buff *ieee80211_pspoll_get(struct ieee80211_hw *hw,
                                      struct ieee80211_vif *vif)
 {