On Mon, 2009-07-27 at 11:34 -0400, Pavel Roskin wrote: > If you mean "verify info->control.vif is not NULL", it makes no > difference for me. No BUG is triggered. info->control.vif is never > NULL in ieee80211_tx_pending(), but sdata->dev is NULL the second time > ieee80211_tx_pending() is called. Just skipping that case doesn't help, > I still get a panic in that function after about 10 calls. Weird. So where does it panic if you skip with sdata->dev == NULL? I don't see how sdata->dev can possibly be NULL. Hmm. Ok, I think we may not be recycling things correctly. Is it possible that this is a frame that was rejected by the device, or maybe a frame that was attempted to transmit, but then got into software retransmit? johannes
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