From: Doug Berger <open...@gmail.com> Date: Fri, 14 Jul 2017 16:12:08 -0700
> Two issues were observed in a review of the bcmgenet driver support for > fragmented SKBs which are addressed by this patch set. > > The first addresses a problem that could occur if the driver is not able > to DMA map a fragment of the SKB. This would be a highly unusual event > but it would leave the hardware descriptors in an invalid state which > should be prevented. > > The second is a hazard that could occur if the driver is able to reclaim > the first control block of a fragmented SKB before all of its fragments > have completed processing by the hardware. In this case the SKB could > be freed leading to reuse of memory that is still in use by hardware. Series applied, thanks.
