diff options
Diffstat (limited to 'net/wireless/scan.c')
| -rw-r--r-- | net/wireless/scan.c | 25 |
1 files changed, 9 insertions, 16 deletions
diff --git a/net/wireless/scan.c b/net/wireless/scan.c index decc59fe0ee..67714d7ed5b 100644 --- a/net/wireless/scan.c +++ b/net/wireless/scan.c @@ -14,8 +14,9 @@ #include <net/iw_handler.h> #include "core.h" #include "nl80211.h" +#include "wext-compat.h" -#define IEEE80211_SCAN_RESULT_EXPIRE (10 * HZ) +#define IEEE80211_SCAN_RESULT_EXPIRE (15 * HZ) void __cfg80211_scan_done(struct work_struct *wk) { @@ -32,9 +33,7 @@ void __cfg80211_scan_done(struct work_struct *wk) mutex_lock(&rdev->mtx); request = rdev->scan_req; - dev = dev_get_by_index(&init_net, request->ifidx); - if (!dev) - goto out; + dev = request->dev; /* * This must be before sending the other events! @@ -58,7 +57,6 @@ void __cfg80211_scan_done(struct work_struct *wk) dev_put(dev); - out: cfg80211_unlock_rdev(rdev); wiphy_to_dev(request->wiphy)->scan_req = NULL; kfree(request); @@ -66,17 +64,10 @@ void __cfg80211_scan_done(struct work_struct *wk) void cfg80211_scan_done(struct cfg80211_scan_request *request, bool aborted) { - struct net_device *dev = dev_get_by_index(&init_net, request->ifidx); - if (WARN_ON(!dev)) { - kfree(request); - return; - } - WARN_ON(request != wiphy_to_dev(request->wiphy)->scan_req); request->aborted = aborted; schedule_work(&wiphy_to_dev(request->wiphy)->scan_done_wk); - dev_put(dev); } EXPORT_SYMBOL(cfg80211_scan_done); @@ -592,7 +583,7 @@ int cfg80211_wext_siwscan(struct net_device *dev, if (!netif_running(dev)) return -ENETDOWN; - rdev = cfg80211_get_dev_from_ifindex(dev->ifindex); + rdev = cfg80211_get_dev_from_ifindex(dev_net(dev), dev->ifindex); if (IS_ERR(rdev)) return PTR_ERR(rdev); @@ -617,7 +608,7 @@ int cfg80211_wext_siwscan(struct net_device *dev, } creq->wiphy = wiphy; - creq->ifidx = dev->ifindex; + creq->dev = dev; creq->ssids = (void *)(creq + 1); creq->channels = (void *)(creq->ssids + 1); creq->n_channels = n_channels; @@ -654,8 +645,10 @@ int cfg80211_wext_siwscan(struct net_device *dev, if (err) { rdev->scan_req = NULL; kfree(creq); - } else + } else { nl80211_send_scan_start(rdev, dev); + dev_hold(dev); + } out: cfg80211_unlock_rdev(rdev); return err; @@ -948,7 +941,7 @@ int cfg80211_wext_giwscan(struct net_device *dev, if (!netif_running(dev)) return -ENETDOWN; - rdev = cfg80211_get_dev_from_ifindex(dev->ifindex); + rdev = cfg80211_get_dev_from_ifindex(dev_net(dev), dev->ifindex); if (IS_ERR(rdev)) return PTR_ERR(rdev); |