1 files changed, 56 insertions, 2 deletions

diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index 6bb73a3a3391..a7d0b94f6b5e 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -1049,6 +1049,11 @@ static int nl80211_addset_beacon(struct sk_buff *skb, struct genl_info *info)
         if (err)
                 goto unlock_rtnl;
 
+        if (dev->ieee80211_ptr->iftype != NL80211_IFTYPE_AP) {
+                err = -EOPNOTSUPP;
+                goto out;
+        }
+
         switch (info->genlhdr->cmd) {
         case NL80211_CMD_NEW_BEACON:
                 /* these are required for NEW_BEACON */
@@ -1136,6 +1141,10 @@ static int nl80211_del_beacon(struct sk_buff *skb, struct genl_info *info)
                 goto out;
         }
 
+        if (dev->ieee80211_ptr->iftype != NL80211_IFTYPE_AP) {
+                err = -EOPNOTSUPP;
+                goto out;
+        }
         err = drv->ops->del_beacon(&drv->wiphy, dev);
 
  out:
@@ -1324,7 +1333,7 @@ static int nl80211_dump_station(struct sk_buff *skb,
         }
 
         if (!dev->ops->dump_station) {
-                err = -ENOSYS;
+                err = -EOPNOTSUPP;
                 goto out_err;
         }
 
@@ -1698,10 +1707,15 @@ static int nl80211_dump_mpath(struct sk_buff *skb,
         }
 
         if (!dev->ops->dump_mpath) {
-                err = -ENOSYS;
+                err = -EOPNOTSUPP;
                 goto out_err;
         }
 
+        if (netdev->ieee80211_ptr->iftype != NL80211_IFTYPE_MESH_POINT) {
+                err = -EOPNOTSUPP;
+                goto out;
+        }
+
         while (1) {
                 err = dev->ops->dump_mpath(&dev->wiphy, netdev, path_idx,
                                            dst, next_hop, &pinfo);
@@ -1759,6 +1773,11 @@ static int nl80211_get_mpath(struct sk_buff *skb, struct genl_info *info)
                 goto out;
         }
 
+        if (dev->ieee80211_ptr->iftype != NL80211_IFTYPE_MESH_POINT) {
+                err = -EOPNOTSUPP;
+                goto out;
+        }
+
         err = drv->ops->get_mpath(&drv->wiphy, dev, dst, next_hop, &pinfo);
         if (err)
                 goto out;
@@ -1813,6 +1832,11 @@ static int nl80211_set_mpath(struct sk_buff *skb, struct genl_info *info)
                 goto out;
         }
 
+        if (dev->ieee80211_ptr->iftype != NL80211_IFTYPE_MESH_POINT) {
+                err = -EOPNOTSUPP;
+                goto out;
+        }
+
         if (!netif_running(dev)) {
                 err = -ENETDOWN;
                 goto out;
@@ -1856,6 +1880,11 @@ static int nl80211_new_mpath(struct sk_buff *skb, struct genl_info *info)
                 goto out;
         }
 
+        if (dev->ieee80211_ptr->iftype != NL80211_IFTYPE_MESH_POINT) {
+                err = -EOPNOTSUPP;
+                goto out;
+        }
+
         if (!netif_running(dev)) {
                 err = -ENETDOWN;
                 goto out;
@@ -1944,6 +1973,11 @@ static int nl80211_set_bss(struct sk_buff *skb, struct genl_info *info)
                 goto out;
         }
 
+        if (dev->ieee80211_ptr->iftype != NL80211_IFTYPE_AP) {
+                err = -EOPNOTSUPP;
+                goto out;
+        }
+
         err = drv->ops->change_bss(&drv->wiphy, dev, &params);
 
  out:
@@ -2661,6 +2695,11 @@ static int nl80211_authenticate(struct sk_buff *skb, struct genl_info *info)
                 goto out;
         }
 
+        if (dev->ieee80211_ptr->iftype != NL80211_IFTYPE_STATION) {
+                err = -EOPNOTSUPP;
+                goto out;
+        }
+
         if (!netif_running(dev)) {
                 err = -ENETDOWN;
                 goto out;
@@ -2734,6 +2773,11 @@ static int nl80211_associate(struct sk_buff *skb, struct genl_info *info)
                 goto out;
         }
 
+        if (dev->ieee80211_ptr->iftype != NL80211_IFTYPE_STATION) {
+                err = -EOPNOTSUPP;
+                goto out;
+        }
+
         if (!netif_running(dev)) {
                 err = -ENETDOWN;
                 goto out;
@@ -2797,6 +2841,11 @@ static int nl80211_deauthenticate(struct sk_buff *skb, struct genl_info *info)
                 goto out;
         }
 
+        if (dev->ieee80211_ptr->iftype != NL80211_IFTYPE_STATION) {
+                err = -EOPNOTSUPP;
+                goto out;
+        }
+
         if (!netif_running(dev)) {
                 err = -ENETDOWN;
                 goto out;
@@ -2856,6 +2905,11 @@ static int nl80211_disassociate(struct sk_buff *skb, struct genl_info *info)
                 goto out;
         }
 
+        if (dev->ieee80211_ptr->iftype != NL80211_IFTYPE_STATION) {
+                err = -EOPNOTSUPP;
+                goto out;
+        }
+
         if (!netif_running(dev)) {
                 err = -ENETDOWN;
                 goto out;