Re: [PATCH rc 1/3] iommufd/selftest: Do not try to destroy an access once it is attached

On Tue, Jul 25, 2023 at 04:05:48PM -0300, Jason Gunthorpe wrote:

The access must be detached first.

To make the cleanup simpler copy the fdno to userspace before creating the access in the first place. Then there is no need to unwind after iommufd_access_attach.

Fixes: 54b47585db66 ("iommufd: Create access in vfio_iommufd_emulated_bind()") Signed-off-by: Jason Gunthorpe jgg@nvidia.com

---

drivers/iommu/iommufd/selftest.c | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-)

<formletter>

This is not the correct way to submit patches for inclusion in the stable kernel tree. Please read: https://www.kernel.org/doc/html/latest/process/stable-kernel-rules.html for how to do this properly.

</formletter>