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| author | Emmanuel Grumbach | 2015-03-12 07:53:24 +0100 |
|---|---|---|
| committer | Johannes Berg | 2015-03-16 09:30:30 +0100 |
| commit | dc5a1ad7bd830b7789ba2950342bdecfe4787945 (patch) | |
| tree | 110a5076d8e31c96775cc04ef4e906ad17454a9e /net/mac80211/util.c | |
| parent | mac80211: add comment for rx_path_lock (diff) | |
| download | kernel-qcow2-linux-dc5a1ad7bd830b7789ba2950342bdecfe4787945.tar.gz kernel-qcow2-linux-dc5a1ad7bd830b7789ba2950342bdecfe4787945.tar.xz kernel-qcow2-linux-dc5a1ad7bd830b7789ba2950342bdecfe4787945.zip | |
mac80211: allow to get wireless_dev structure from ieee80211_vif
This will allow mac80211 drivers to call cfg80211 APIs with
the right handle.
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net/mac80211/util.c')
| -rw-r--r-- | net/mac80211/util.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/net/mac80211/util.c b/net/mac80211/util.c index 37d85d36dd2c..e664b28821a2 100644 --- a/net/mac80211/util.c +++ b/net/mac80211/util.c @@ -745,6 +745,18 @@ struct ieee80211_vif *wdev_to_ieee80211_vif(struct wireless_dev *wdev) } EXPORT_SYMBOL_GPL(wdev_to_ieee80211_vif); +struct wireless_dev *ieee80211_vif_to_wdev(struct ieee80211_vif *vif) +{ + struct ieee80211_sub_if_data *sdata = vif_to_sdata(vif); + + if (!ieee80211_sdata_running(sdata) || + !(sdata->flags & IEEE80211_SDATA_IN_DRIVER)) + return NULL; + + return &sdata->wdev; +} +EXPORT_SYMBOL_GPL(ieee80211_vif_to_wdev); + /* * Nothing should have been stuffed into the workqueue during * the suspend->resume cycle. Since we can't check each caller |