[PATCH 3/4] mac80211: notify the driver about association status

[Emmanuel Grumbach]

This can allow the driver to take action based on the
success / failure of the association.

Signed-off-by: Emmanuel Grumbach <emmanuel.grumb...@intel.com>
---
 include/net/mac80211.h |  2 ++
 net/mac80211/mlme.c    | 15 +++++++++++++++
 2 files changed, 17 insertions(+)

diff --git a/include/net/mac80211.h b/include/net/mac80211.h
index 6cddf77..dcddc4a 100644
--- a/include/net/mac80211.h
+++ b/include/net/mac80211.h
@@ -331,9 +331,11 @@ struct ieee80211_rssi_event {
 /**
  * enum ieee80211_mlme_event_data - relevant when event type is %MLME_EVENT
  * @AUTH_EVENT: the MLME operation is authentication
+ * @ASSOC_EVENT: the MLME operation is association
  */
 enum ieee80211_mlme_event_data {
        AUTH_EVENT,
+       ASSOC_EVENT,
 };
 
 /**
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index 7865998..b6817c4 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -3041,6 +3041,10 @@ static void ieee80211_rx_mgmt_assoc_resp(struct 
ieee80211_sub_if_data *sdata,
        u8 *pos;
        bool reassoc;
        struct cfg80211_bss *bss;
+       struct ieee80211_event event = {
+               .type = MLME_EVENT,
+               .u.mlme.data = ASSOC_EVENT,
+       };
 
        sdata_assert_lock(sdata);
 
@@ -3092,6 +3096,9 @@ static void ieee80211_rx_mgmt_assoc_resp(struct 
ieee80211_sub_if_data *sdata,
                sdata_info(sdata, "%pM denied association (code=%d)\n",
                           mgmt->sa, status_code);
                ieee80211_destroy_assoc_data(sdata, false);
+               event.u.mlme.status = MLME_DENIED;
+               event.u.mlme.reason = status_code;
+               drv_event_callback(sdata->local, sdata, &event);
        } else {
                if (!ieee80211_assoc_success(sdata, bss, mgmt, len)) {
                        /* oops -- internal error -- send timeout for now */
@@ -3099,6 +3106,8 @@ static void ieee80211_rx_mgmt_assoc_resp(struct 
ieee80211_sub_if_data *sdata,
                        cfg80211_assoc_timeout(sdata->dev, bss);
                        return;
                }
+               event.u.mlme.status = MLME_SUCCESS;
+               drv_event_callback(sdata->local, sdata, &event);
                sdata_info(sdata, "associated\n");
 
                /*
@@ -3835,9 +3844,15 @@ void ieee80211_sta_work(struct ieee80211_sub_if_data 
*sdata)
                if ((ifmgd->assoc_data->need_beacon && !ifmgd->have_beacon) ||
                    ieee80211_do_assoc(sdata)) {
                        struct cfg80211_bss *bss = ifmgd->assoc_data->bss;
+                       struct ieee80211_event event = {
+                               .type = MLME_EVENT,
+                               .u.mlme.data = ASSOC_EVENT,
+                               .u.mlme.status = MLME_TIMEOUT,
+                       };
 
                        ieee80211_destroy_assoc_data(sdata, false);
                        cfg80211_assoc_timeout(sdata->dev, bss);
+                       drv_event_callback(sdata->local, sdata, &event);
                }
        } else if (ifmgd->assoc_data && ifmgd->assoc_data->timeout_started)
                run_again(sdata, ifmgd->assoc_data->timeout);
-- 
1.9.1

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