On Fri, Mar 18, 2022 at 11:36:50AM +0100, Stefan Sperling wrote:
> On Fri, Mar 18, 2022 at 05:25:42AM +0100, Landry Breuil wrote:
> > interestingly, when associated over ac to the livebox the background
> > scans only shows the 5ghz channels from both APs, but when im associated
> > to my regular AP the background scans shows both 2ghz and 5ghz chans.
> > not sure that matters.
>
> Thanks for pointing this out!
> Background scan should indeed still report APs on all channels.
> I will try to find a fix for this. It can be fixed independently from
> the iwm 11ac patch. This will likely already affect iwx(4) as well.
This fixes bgscan in 11ac mode for me. Can you confirm?
diff 24953ebb6e9389b0238498b9d17801bff188cdc9
72ccef0dd6ed210ccf409e8bd0918949ccb70238
blob - 6ce36c2abb0de676c636cec098c176f55b737072
blob + 29e79454bd5f94785ab0c1f39a0e8e61b997aae2
--- sys/net80211/ieee80211_input.c
+++ sys/net80211/ieee80211_input.c
@@ -1736,7 +1736,9 @@ ieee80211_recv_probe_resp(struct ieee80211com *ic, str
#if IEEE80211_CHAN_MAX < 255
chan > IEEE80211_CHAN_MAX ||
#endif
- isclr(ic->ic_chan_active, chan)) {
+ (isclr(ic->ic_chan_active, chan) &&
+ ((ic->ic_caps & IEEE80211_C_SCANALL) == 0 ||
+ (ic->ic_flags & IEEE80211_F_BGSCAN) == 0))) {
DPRINTF(("ignore %s with invalid channel %u\n",
isprobe ? "probe response" : "beacon", chan));
ic->ic_stats.is_rx_badchan++;
blob - aeae4edc6f02c6c10b125d89763812a39ddc5146
blob + a756880e173a53d59e4e5bea783f69f9f0459149
--- sys/net80211/ieee80211_node.c
+++ sys/net80211/ieee80211_node.c
@@ -1056,7 +1056,8 @@ ieee80211_match_bss(struct ieee80211com *ic, struct ie
int fail;
fail = 0;
- if (isclr(ic->ic_chan_active, ieee80211_chan2ieee(ic, ni->ni_chan)))
+ if ((ic->ic_flags & IEEE80211_F_BGSCAN) == 0 &&
+ isclr(ic->ic_chan_active, ieee80211_chan2ieee(ic, ni->ni_chan)))
fail |= IEEE80211_NODE_ASSOCFAIL_CHAN;
if (ic->ic_des_chan != IEEE80211_CHAN_ANYC &&
ni->ni_chan != ic->ic_des_chan)
