On Tue, 2009-05-19 at 17:01 +0300, Jouni Malinen wrote:
> plain text document attachment (mac80211-pspoll-aid.patch)
> When updating the duration field for TX frames, skip the update for
> PS-Poll frames that use this field for other purposes (AID).
>
> Signed-off-by: Jouni Malinen <jouni.malinen@xxxxxxxxxxx>
>
> ---
> net/mac80211/tx.c | 2 ++
> 1 file changed, 2 insertions(+)
>
> --- wireless-testing.orig/net/mac80211/tx.c 2009-05-19 16:32:25.000000000 +0300
> +++ wireless-testing/net/mac80211/tx.c 2009-05-19 16:32:42.000000000 +0300
> @@ -872,6 +872,8 @@ ieee80211_tx_h_calculate_duration(struct
>
> do {
> hdr = (void *) skb->data;
> + if (ieee80211_is_pspoll(hdr->frame_control))
> + continue; /* must not overwrite AID */
unlikely()? Also, you can 'break' instead of 'continue' or actually put
this in front of the loop since the frame cannot be fragmented.
johannes
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