[PATCH v4 02/14] vfio/mbochs: Fix missing error unwind of mbochs_used_mbytes

[Cornelia Huck]

On Thu, Aug 05 2021, Jason Gunthorpe <jgg at nvidia.com> wrote:

> Convert mbochs to use an atomic scheme for this like mtty was changed
> into. The atomic fixes various race conditions with probing. Add the
> missing error unwind. Also add the missing kfree of mdev_state->pages.
>
> Fixes: 681c1615f891 ("vfio/mbochs: Convert to use vfio_register_group_dev()")
> Reported-by: Cornelia Huck <cohuck at redhat.com>
> Co-developed-by: Alex Williamson <alex.williamson at redhat.com>
> Reviewed-by: Christoph Hellwig <hch at lst.de>
> Signed-off-by: Jason Gunthorpe <jgg at nvidia.com>
> ---
>  samples/vfio-mdev/mbochs.c | 24 +++++++++++++++---------
>  1 file changed, 15 insertions(+), 9 deletions(-)

Reviewed-by: Cornelia Huck <cohuck at redhat.com>