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authorMichal Kazior <michal.kazior@tieto.com>2012-06-29 12:46:56 +0200
committerJohannes Berg <johannes.berg@intel.com>2012-06-29 13:39:14 +0200
commit60771780c27cbc93d0b78da0c7fd7a8a540b029e (patch)
tree207f080b796060d269cb386a9613772c3bba74fd /net/wireless/ap.c
parentb1fbd46976d047a6d6767872a9112afaa914fd82 (diff)
cfg80211: introduce cfg80211_stop_ap
This functionality will be reused when interface is going down. Avoids code duplication. Also adds missing wdev locking. Signed-off-by: Michal Kazior <michal.kazior@tieto.com> Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net/wireless/ap.c')
-rw-r--r--net/wireless/ap.c44
1 files changed, 44 insertions, 0 deletions
diff --git a/net/wireless/ap.c b/net/wireless/ap.c
new file mode 100644
index 000000000000..45199cca63d5
--- /dev/null
+++ b/net/wireless/ap.c
@@ -0,0 +1,44 @@
+#include <linux/ieee80211.h>
+#include <linux/export.h>
+#include <net/cfg80211.h>
+#include "nl80211.h"
+#include "core.h"
+
+
+static int __cfg80211_stop_ap(struct cfg80211_registered_device *rdev,
+ struct net_device *dev)
+{
+ struct wireless_dev *wdev = dev->ieee80211_ptr;
+ int err;
+
+ ASSERT_WDEV_LOCK(wdev);
+
+ if (!rdev->ops->stop_ap)
+ return -EOPNOTSUPP;
+
+ if (dev->ieee80211_ptr->iftype != NL80211_IFTYPE_AP &&
+ dev->ieee80211_ptr->iftype != NL80211_IFTYPE_P2P_GO)
+ return -EOPNOTSUPP;
+
+ if (!wdev->beacon_interval)
+ return -ENOENT;
+
+ err = rdev->ops->stop_ap(&rdev->wiphy, dev);
+ if (!err)
+ wdev->beacon_interval = 0;
+
+ return err;
+}
+
+int cfg80211_stop_ap(struct cfg80211_registered_device *rdev,
+ struct net_device *dev)
+{
+ struct wireless_dev *wdev = dev->ieee80211_ptr;
+ int err;
+
+ wdev_lock(wdev);
+ err = __cfg80211_stop_ap(rdev, dev);
+ wdev_unlock(wdev);
+
+ return err;
+}