mac80211: reject software RSSI CQM with beacon filtering

[sagit-ice-cold/kernel_xiaomi_msm8998.git] / net / mac80211 / cfg.c

diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c
index 685ec13..17b1fe9 100644 (file)
--- a/net/mac80211/cfg.c
+++ b/net/mac80211/cfg.c
@@ -2468,6 +2468,10 @@ static int ieee80211_set_cqm_rssi_config(struct wiphy *wiphy,
            rssi_hyst == bss_conf->cqm_rssi_hyst)
                return 0;
 
+       if (sdata->vif.driver_flags & IEEE80211_VIF_BEACON_FILTER &&
+           !(sdata->vif.driver_flags & IEEE80211_VIF_SUPPORTS_CQM_RSSI))
+               return -EOPNOTSUPP;
+
        bss_conf->cqm_rssi_thold = rssi_thold;
        bss_conf->cqm_rssi_hyst = rssi_hyst;