Hi all,
It seems the problem is a typo in net/mac80211/tx.c that causes
injected frames from hostapd not to be associated with the correct ap
interface before going into ieee80211_tx_h_sequence(). This tiny patch
solves my problems (and looks reasonable to me in any case):
diff -urN compat-wireless-2009-10-21-before_seqnum_fix/net/mac80211/tx.c
compat-wireless-2009-10-21/net/mac80211/tx.c
--- compat-wireless-2009-10-21-before_seqnum_fix/net/mac80211/tx.c
2009-10-23 17:20:52.000000000 +0200
+++ compat-wireless-2009-10-21/net/mac80211/tx.c 2009-10-23
17:21:28.000000000 +0200
@@ -1445,7 +1445,7 @@
if (tmp_sdata->vif.type != NL80211_IFTYPE_AP)
continue;
if (compare_ether_addr(tmp_sdata->dev->dev_addr,
- hdr->addr2)) {
+ hdr->addr2) == 0) {
dev_hold(tmp_sdata->dev);
dev_put(sdata->dev);
sdata = tmp_sdata;
/Björn
2009/10/23 Björn Smedman <bjorn.smedman@xxxxxxxxxxx>
>
> Hi all,
> Thanks for your help. I will also keep my tcpdumps to myself for now.
> Is anybody working on a fix? I suspect it's a misunderstanding between hostapd and mac80211 about who should set the sequence number on injected frames, correct? Could you describe the outlines of the appropriate patch so I could experiment and verify that this is my problem?
> /Björn
> On Fri, Oct 23, 2009 at 11:15 AM, Joerg Pommnitz <pommnitz@xxxxxxxxx> wrote:
>>
>> Since Jouni has confirmed my suspicion about the invalid sequence number I will refrain from spamming the list with tcpdumps.
>> Will, thanks for bringing me into the loop of this discussion!
>>
>> --
>> Regards
>> Joerg
>>
>>
>>
>
>
>
> --
> Venatech AB
> Ideon Innovation
> Ole Römers väg 12
> SE-22370 LUND
> Sweden
>
> +46 (0) 46 286 86 20
> info@xxxxxxxxxxx
> http://www.venatech.se
--
To unsubscribe from this list: send the line "unsubscribe linux-wireless" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
