mac80211: fix smps mode check for AP_VLAN

In ieee80211_sta_ps_deliver_wakeup, sdata->smps_mode is checked. This is
initialized only for the base AP interface, not the individual VLANs.

Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>

diff --git a/net/mac80211/sta_info.c b/net/mac80211/sta_info.c
index c6ee2139fbc579bab35e8cc5bfb6f3b4994930d2..441875f03750ca5a41255faaf9e062c8af1efc32 100644 (file)
--- a/net/mac80211/sta_info.c
+++ b/net/mac80211/sta_info.c
@@ -1094,8 +1094,11 @@ void ieee80211_sta_ps_deliver_wakeup(struct sta_info *sta)
        unsigned long flags;
        struct ps_data *ps;
 
-       if (sdata->vif.type == NL80211_IFTYPE_AP ||
-           sdata->vif.type == NL80211_IFTYPE_AP_VLAN)
+       if (sdata->vif.type == NL80211_IFTYPE_AP_VLAN)
+               sdata = container_of(sdata->bss, struct ieee80211_sub_if_data,
+                                    u.ap);
+
+       if (sdata->vif.type == NL80211_IFTYPE_AP)
                ps = &sdata->bss->ps;
        else if (ieee80211_vif_is_mesh(&sdata->vif))
                ps = &sdata->u.mesh.ps;