[RFC/RFT] b43: A fix for DMA transmission sequence errors

[Larry Finger]

On 03/15/2013 01:37 AM, Rafał Miłecki wrote:
>
> OK, so after early tests, this card doesn't support full-addressing at all.
>
> I'll give this patch a try during the weekend.

Please follow Michael's suggestion, and change

		if (slot == firstused + 2) {

into

		if (slot == next_slot(ring, next_slot(ring, firstused))) {

This change is needed just in case "firstused + 2" wraps around.

Thanks,

Larry