mac80211: notify channel switch at the end of ieee80211_chswitch_post_beacon()

The call to cfg80211_ch_switch_notify() should be at the end of the
ieee80211_chswitch_post_beacon() function, because it should only be
sent if everything succeeded.

Fixes: d04b5ac9e70b ("cfg80211/mac80211: allow any interface to send channel switch notifications")
Signed-off-by: Luciano Coelho <luciano.coelho@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>

diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index f495b80..ea7c714 100644 (file)
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -1053,8 +1053,6 @@ static void ieee80211_chswitch_post_beacon(struct ieee80211_sub_if_data *sdata)
                sdata->csa_block_tx = false;
        }
 
-       cfg80211_ch_switch_notify(sdata->dev, &sdata->reserved_chandef);
-
        sdata->vif.csa_active = false;
        ifmgd->csa_waiting_bcn = false;
 
@@ -1066,6 +1064,8 @@ static void ieee80211_chswitch_post_beacon(struct ieee80211_sub_if_data *sdata)
                                     &ifmgd->csa_connection_drop_work);
                return;
        }
+
+       cfg80211_ch_switch_notify(sdata->dev, &sdata->reserved_chandef);
 }
 
 void ieee80211_chswitch_done(struct ieee80211_vif *vif, bool success)