nl80211: move scan API to wdev

The new P2P Device will have to be able to scan for
P2P search, so move scanning to use struct wireless_dev
instead of struct net_device.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>

1 files changed, 13 insertions, 11 deletions

diff --git a/net/wireless/scan.c b/net/wireless/scan.c
index af2b1caa37fa..848523a2b22f 100644
--- a/net/wireless/scan.c
+++ b/net/wireless/scan.c
@@ -23,7 +23,7 @@
 void ___cfg80211_scan_done(struct cfg80211_registered_device *rdev, bool leak)
 {
         struct cfg80211_scan_request *request;
-        struct net_device *dev;
+        struct wireless_dev *wdev;
 #ifdef CONFIG_CFG80211_WEXT
         union iwreq_data wrqu;
 #endif
@@ -35,29 +35,31 @@ void ___cfg80211_scan_done(struct cfg80211_registered_device *rdev, bool leak)
         if (!request)
                 return;
 
-        dev = request->dev;
+        wdev = request->wdev;
 
         /*
          * This must be before sending the other events!
          * Otherwise, wpa_supplicant gets completely confused with
          * wext events.
          */
-        cfg80211_sme_scan_done(dev);
+        if (wdev->netdev)
+                cfg80211_sme_scan_done(wdev->netdev);
 
         if (request->aborted)
-                nl80211_send_scan_aborted(rdev, dev);
+                nl80211_send_scan_aborted(rdev, wdev);
         else
-                nl80211_send_scan_done(rdev, dev);
+                nl80211_send_scan_done(rdev, wdev);
 
 #ifdef CONFIG_CFG80211_WEXT
-        if (!request->aborted) {
+        if (wdev->netdev && !request->aborted) {
                 memset(&wrqu, 0, sizeof(wrqu));
 
-                wireless_send_event(dev, SIOCGIWSCAN, &wrqu, NULL);
+                wireless_send_event(wdev->netdev, SIOCGIWSCAN, &wrqu, NULL);
         }
 #endif
 
-        dev_put(dev);
+        if (wdev->netdev)
+                dev_put(wdev->netdev);
 
         rdev->scan_req = NULL;
 
@@ -955,7 +957,7 @@ int cfg80211_wext_siwscan(struct net_device *dev,
         }
 
         creq->wiphy = wiphy;
-        creq->dev = dev;
+        creq->wdev = dev->ieee80211_ptr;
         /* SSIDs come after channels */
         creq->ssids = (void *)&creq->channels[n_channels];
         creq->n_channels = n_channels;
@@ -1024,12 +1026,12 @@ int cfg80211_wext_siwscan(struct net_device *dev,
                         creq->rates[i] = (1 << wiphy->bands[i]->n_bitrates) - 1;
 
         rdev->scan_req = creq;
-        err = rdev->ops->scan(wiphy, dev, creq);
+        err = rdev->ops->scan(wiphy, creq);
         if (err) {
                 rdev->scan_req = NULL;
                 /* creq will be freed below */
         } else {
-                nl80211_send_scan_start(rdev, dev);
+                nl80211_send_scan_start(rdev, dev->ieee80211_ptr);
                 /* creq now owned by driver */
                 creq = NULL;
                 dev_hold(dev);