Luca Coelho <luca@xxxxxxxxx> writes:
> From: Johannes Berg <johannes.berg@xxxxxxxxx>
>
> Instead of setting the tx_cmd length in the mvm code, which is
> complicated by the fact that DQA may want to temporarily store
> the SKB on the side, adjust the length in the PCIe code which
> also knows about this since it's responsible for duplicating
> all those headers that are account for in this code.
>
> As the PCIe code already relies on the tx_cmd->len field, this
> doesn't really introduce any new dependencies.
>
> To make this possible we need to move the memcpy() of the TX
> command until after it was updated.
>
> This does even simplify the code though, since the PCIe code
> already does a lot of manipulations to build A-MSDUs correctly
> and changing the length becomes a simple operation to see how
> much was added/removed, rather than predicting it.
>
> Fixes: commit 24afba7690e4 ("iwlwifi: mvm: support bss dynamic alloc/dealloc of queues")
Ditto.
--
Kalle Valo
