4 files changed, 50 insertions, 48 deletions

diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c
index 952845e7072..59f597d0c6a 100644
--- a/net/mac80211/cfg.c
+++ b/net/mac80211/cfg.c
@@ -1555,9 +1555,55 @@ static int ieee80211_action(struct wiphy *wiphy, struct net_device *dev,
 			    bool channel_type_valid,
 			    const u8 *buf, size_t len, u64 *cookie)
 {
-	return ieee80211_mgd_action(IEEE80211_DEV_TO_SUB_IF(dev), chan,
-				    channel_type, channel_type_valid,
-				    buf, len, cookie);
+	struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+	struct ieee80211_local *local = sdata->local;
+	struct sk_buff *skb;
+	struct sta_info *sta;
+	const struct ieee80211_mgmt *mgmt = (void *)buf;
+	u32 flags = IEEE80211_TX_INTFL_NL80211_FRAME_TX |
+		    IEEE80211_TX_CTL_REQ_TX_STATUS;
+
+	/* Check that we are on the requested channel for transmission */
+	if (chan != local->tmp_channel &&
+	    chan != local->oper_channel)
+		return -EBUSY;
+	if (channel_type_valid &&
+	    (channel_type != local->tmp_channel_type &&
+	     channel_type != local->_oper_channel_type))
+		return -EBUSY;
+
+	switch (sdata->vif.type) {
+	case NL80211_IFTYPE_ADHOC:
+		if (mgmt->u.action.category == WLAN_CATEGORY_PUBLIC)
+			break;
+		rcu_read_lock();
+		sta = sta_info_get(sdata, mgmt->da);
+		rcu_read_unlock();
+		if (!sta)
+			return -ENOLINK;
+		break;
+	case NL80211_IFTYPE_STATION:
+		if (!(sdata->u.mgd.flags & IEEE80211_STA_MFP_ENABLED))
+			flags |= IEEE80211_TX_INTFL_DONT_ENCRYPT;
+		break;
+	default:
+		return -EOPNOTSUPP;
+	}
+
+	skb = dev_alloc_skb(local->hw.extra_tx_headroom + len);
+	if (!skb)
+		return -ENOMEM;
+	skb_reserve(skb, local->hw.extra_tx_headroom);
+
+	memcpy(skb_put(skb, len), buf, len);
+
+	IEEE80211_SKB_CB(skb)->flags = flags;
+
+	skb->dev = sdata->dev;
+	ieee80211_tx_skb(sdata, skb);
+
+	*cookie = (unsigned long) skb;
+	return 0;
 }
 
 struct cfg80211_ops mac80211_config_ops = {
diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h
index 4d3883e20fc..5782a537f74 100644
--- a/net/mac80211/ieee80211_i.h
+++ b/net/mac80211/ieee80211_i.h
@@ -986,11 +986,6 @@ int ieee80211_mgd_deauth(struct ieee80211_sub_if_data *sdata,
 int ieee80211_mgd_disassoc(struct ieee80211_sub_if_data *sdata,
 			   struct cfg80211_disassoc_request *req,
 			   void *cookie);
-int ieee80211_mgd_action(struct ieee80211_sub_if_data *sdata,
-			 struct ieee80211_channel *chan,
-			 enum nl80211_channel_type channel_type,
-			 bool channel_type_valid,
-			 const u8 *buf, size_t len, u64 *cookie);
 ieee80211_rx_result ieee80211_sta_rx_mgmt(struct ieee80211_sub_if_data *sdata,
 					  struct sk_buff *skb);
 void ieee80211_send_pspoll(struct ieee80211_local *local,
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index 2ab4e86d992..1373b3dde8b 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -2353,44 +2353,6 @@ int ieee80211_mgd_disassoc(struct ieee80211_sub_if_data *sdata,
 	return 0;
 }
 
-int ieee80211_mgd_action(struct ieee80211_sub_if_data *sdata,
-			 struct ieee80211_channel *chan,
-			 enum nl80211_channel_type channel_type,
-			 bool channel_type_valid,
-			 const u8 *buf, size_t len, u64 *cookie)
-{
-	struct ieee80211_local *local = sdata->local;
-	struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
-	struct sk_buff *skb;
-
-	/* Check that we are on the requested channel for transmission */
-	if (chan != local->tmp_channel &&
-	    chan != local->oper_channel)
-		return -EBUSY;
-	if (channel_type_valid &&
-	    (channel_type != local->tmp_channel_type &&
-	     channel_type != local->_oper_channel_type))
-		return -EBUSY;
-
-	skb = dev_alloc_skb(local->hw.extra_tx_headroom + len);
-	if (!skb)
-		return -ENOMEM;
-	skb_reserve(skb, local->hw.extra_tx_headroom);
-
-	memcpy(skb_put(skb, len), buf, len);
-
-	if (!(ifmgd->flags & IEEE80211_STA_MFP_ENABLED))
-		IEEE80211_SKB_CB(skb)->flags |=
-			IEEE80211_TX_INTFL_DONT_ENCRYPT;
-	IEEE80211_SKB_CB(skb)->flags |= IEEE80211_TX_INTFL_NL80211_FRAME_TX |
-		IEEE80211_TX_CTL_REQ_TX_STATUS;
-	skb->dev = sdata->dev;
-	ieee80211_tx_skb(sdata, skb);
-
-	*cookie = (unsigned long) skb;
-	return 0;
-}
-
 void ieee80211_cqm_rssi_notify(struct ieee80211_vif *vif,
 			       enum nl80211_cqm_rssi_threshold_event rssi_event,
 			       gfp_t gfp)
diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c
index 6e7d6d48fe1..3adcda502b7 100644
--- a/net/mac80211/rx.c
+++ b/net/mac80211/rx.c
@@ -2045,8 +2045,7 @@ ieee80211_rx_h_action(struct ieee80211_rx_data *rx)
 	 */
 	status = IEEE80211_SKB_RXCB(rx->skb);
 
-	if (sdata->vif.type == NL80211_IFTYPE_STATION &&
-	    cfg80211_rx_action(rx->sdata->dev, status->freq,
+	if (cfg80211_rx_action(rx->sdata->dev, status->freq,
 			       rx->skb->data, rx->skb->len,
 			       GFP_ATOMIC))
 		goto handled;