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 */
next_len = skb->next ? skb->next->len : 0;
group_addr = is_multicast_ether_addr(hdr->addr1);
--
--
Jouni Malinen PGP id EFC895FA
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