1 files changed, 41 insertions, 0 deletions

diff --git a/net/mac80211/driver-ops.c b/net/mac80211/driver-ops.c
new file mode 100644
index 000000000000..267c3b1ca047
--- /dev/null
+++ b/net/mac80211/driver-ops.c
@@ -0,0 +1,41 @@
+/*
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+#include <net/mac80211.h>
+#include "ieee80211_i.h"
+#include "trace.h"
+#include "driver-ops.h"
+
+__must_check
+int drv_sta_state(struct ieee80211_local *local,
+                  struct ieee80211_sub_if_data *sdata,
+                  struct sta_info *sta,
+                  enum ieee80211_sta_state old_state,
+                  enum ieee80211_sta_state new_state)
+{
+        int ret = 0;
+
+        might_sleep();
+
+        sdata = get_bss_sdata(sdata);
+        if (!check_sdata_in_driver(sdata))
+                return -EIO;
+
+        trace_drv_sta_state(local, sdata, &sta->sta, old_state, new_state);
+        if (local->ops->sta_state) {
+                ret = local->ops->sta_state(&local->hw, &sdata->vif, &sta->sta,
+                                            old_state, new_state);
+        } else if (old_state == IEEE80211_STA_AUTH &&
+                   new_state == IEEE80211_STA_ASSOC) {
+                ret = drv_sta_add(local, sdata, &sta->sta);
+                if (ret == 0)
+                        sta->uploaded = true;
+        } else if (old_state == IEEE80211_STA_ASSOC &&
+                   new_state == IEEE80211_STA_AUTH) {
+                drv_sta_remove(local, sdata, &sta->sta);
+        }
+        trace_drv_return_int(local, ret);
+        return ret;
+}