Tim Connors wrote: > https://lkml.org/lkml/2011/11/8/9 On second thought: let's just use that. :) Fixed by 15ac2b08a2fd (b44: Use dev_kfree_skb_irq() in b44_tx(), 2011-11-23), which is part of davem's tree but not linus's yet. Thanks for a clear report. Jonathan