Re: [PATCH 1/2] infiniband/mthca: Fix dma_map_sg error check

Jinpu Wang
2022-08-29T05:27:52Z

On Sun, Aug 28, 2022 at 12:10 PM Leon Romanovsky <leon@kernel.org> wrote:
>
> On Fri, Aug 26, 2022 at 11:56:14AM +0200, Jack Wang wrote:
> > dma_map_sg return 0 on error, in case of error set
> > EIO as return code.
> >
> > Cc: Jason Gunthorpe <jgg@ziepe.ca>
> > Cc: Leon Romanovsky <leon@kernel.org>
> > Cc: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
> > Cc: Kees Cook <keescook@chromium.org>
> > Cc: "Håkon Bugge" <haakon.bugge@oracle.com>
> > Cc: linux-rdma@vger.kernel.org
> > Cc: linux-kernel@vger.kernel.org
> > Fixes: 56483ec1b702 ("[PATCH] IB uverbs: add mthca user doorbell record support")
> > Signed-off-by: Jack Wang <jinpu.wang@ionos.com>
> > Reviewed-by: Kees Cook <keescook@chromium.org>
> > ---
> > drivers/infiniband/hw/mthca/mthca_memfree.c | 7 ++++---
> > 1 file changed, 4 insertions(+), 3 deletions(-)
>
> Same answer as was here
> https://lore.kernel.org/all/YwIbI3ktmEiLsy6s@unreal
>
> Thanks
ok, I see you are firm on this, we can skip the patch