Fix wrongly implemented check for 5GHz access point RSSI threshold.

This check was wrong for drivers which report RSSI as a percentage,
such as iwm(4) and iwx(4). Such drivers will now prefer 5GHz with
50% or greater RSSI, as was intended.

ok phessler@

diff --git a/sys/net80211/ieee80211_node.c b/sys/net80211/ieee80211_node.c
index 1b3e6c9..56747e1 100644 (file)
--- a/sys/net80211/ieee80211_node.c
+++ b/sys/net80211/ieee80211_node.c
@@ -1,4 +1,4 @@
-/*     $OpenBSD: ieee80211_node.c,v 1.193 2022/03/19 15:20:32 stsp Exp $       */
+/*     $OpenBSD: ieee80211_node.c,v 1.194 2022/03/19 15:21:13 stsp Exp $       */
 /*     $NetBSD: ieee80211_node.c,v 1.14 2004/05/09 09:18:47 dyoung Exp $       */
 
 /*-
@@ -1420,7 +1420,7 @@ ieee80211_node_choose_bss(struct ieee80211com *ic, int bgscan,
         * (as long as it meets the minimum RSSI threshold) since the 5Ghz band
         * is usually less saturated.
         */
-       if (selbs5 && selbs5->ni_rssi > min_5ghz_rssi)
+       if (selbs5 && (*ic->ic_node_checkrssi)(ic, selbs5))
                selbs = selbs5;
        else if (selbs5 && selbs2)
                selbs = (selbs5->ni_rssi >= selbs2->ni_rssi ? selbs5 : selbs2);