From: Bert Kenward <bkenw...@solarflare.com>
Date: Thu, 7 Dec 2017 17:18:58 +0000
> The bytes_compl and pkts_compl pointers passed to efx_dequeue_buffers
> cannot be NULL. Add a paranoid warning to check this condition and fix
> the one case where they were NULL.
>
> efx_enqueue_unwind() is called very rarely, during error handling.
> Without this fix it would fail with a NULL pointer dereference in
> efx_dequeue_buffer, with efx_enqueue_skb in the call stack.
>
> Fixes: e9117e5099ea ("sfc: Firmware-Assisted TSO version 2")
> Reported-by: Jarod Wilson <ja...@redhat.com>
> Signed-off-by: Bert Kenward <bkenw...@solarflare.com>
Applied and queued up for -stable, thanks.
