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authorJohannes Berg <johannes.berg@intel.com>2013-04-29 14:57:44 +0200
committerJohannes Berg <johannes.berg@intel.com>2013-05-16 22:38:04 +0200
commitb8360ab8d2caf8a4d0d95bc03f0ba6956459505f (patch)
treee4baf6380fd79fff844e2485e10f83d9b1aff864 /net/mac80211
parenta92eecbbeaf01ea2267751569dd3301248513915 (diff)
downloadlinux-b8360ab8d2caf8a4d0d95bc03f0ba6956459505f.tar.gz
mac80211: fix IEEE80211_SDATA_DISCONNECT_RESUME
Since commit 12e7f517029dad819c45eca9ca01fdb9ba57616b,
IEEE80211_SDATA_DISCONNECT_RESUME no longer worked as
it would simply never be tested. Restore a bit of the
code removed there and in 9b7d72c1041ec5b20b24af487a9
to make it work again.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net/mac80211')
-rw-r--r--net/mac80211/ieee80211_i.h1
-rw-r--r--net/mac80211/mlme.c25
-rw-r--r--net/mac80211/util.c7
3 files changed, 33 insertions, 0 deletions
diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h
index 158e6eb188d3..44be28cfc6c4 100644
--- a/net/mac80211/ieee80211_i.h
+++ b/net/mac80211/ieee80211_i.h
@@ -1267,6 +1267,7 @@ void ieee80211_sta_reset_conn_monitor(struct ieee80211_sub_if_data *sdata);
 void ieee80211_mgd_stop(struct ieee80211_sub_if_data *sdata);
 void ieee80211_mgd_conn_tx_status(struct ieee80211_sub_if_data *sdata,
 				  __le16 fc, bool acked);
+void ieee80211_sta_restart(struct ieee80211_sub_if_data *sdata);
 
 /* IBSS code */
 void ieee80211_ibss_notify_scan_completed(struct ieee80211_local *local);
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index 29620bfc7a69..8a948ca55d80 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -3623,6 +3623,31 @@ static void ieee80211_restart_sta_timer(struct ieee80211_sub_if_data *sdata)
 	}
 }
 
+#ifdef CONFIG_PM
+void ieee80211_sta_restart(struct ieee80211_sub_if_data *sdata)
+{
+	struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
+
+	mutex_lock(&ifmgd->mtx);
+	if (!ifmgd->associated) {
+		mutex_unlock(&ifmgd->mtx);
+		return;
+	}
+
+	if (sdata->flags & IEEE80211_SDATA_DISCONNECT_RESUME) {
+		sdata->flags &= ~IEEE80211_SDATA_DISCONNECT_RESUME;
+		mlme_dbg(sdata, "driver requested disconnect after resume\n");
+		ieee80211_sta_connection_lost(sdata,
+					      ifmgd->associated->bssid,
+					      WLAN_REASON_UNSPECIFIED,
+					      true);
+		mutex_unlock(&ifmgd->mtx);
+		return;
+	}
+	mutex_unlock(&ifmgd->mtx);
+}
+#endif
+
 /* interface setup */
 void ieee80211_sta_setup_sdata(struct ieee80211_sub_if_data *sdata)
 {
diff --git a/net/mac80211/util.c b/net/mac80211/util.c
index 3f87fa468b1f..27e07150eb46 100644
--- a/net/mac80211/util.c
+++ b/net/mac80211/util.c
@@ -1740,6 +1740,13 @@ int ieee80211_reconfig(struct ieee80211_local *local)
 	mb();
 	local->resuming = false;
 
+	list_for_each_entry(sdata, &local->interfaces, list) {
+		if (!ieee80211_sdata_running(sdata))
+			continue;
+		if (sdata->vif.type == NL80211_IFTYPE_STATION)
+			ieee80211_sta_restart(sdata);
+	}
+
 	mod_timer(&local->sta_cleanup, jiffies + 1);
 #else
 	WARN_ON(1);