diff options
| author | Koichiro Den <den@valinux.co.jp> | 2023-10-28 01:29:42 +0900 |
|---|---|---|
| committer | Jason Gunthorpe <jgg@nvidia.com> | 2023-10-30 11:36:04 -0300 |
| commit | e7250ab7ca4998fe026f2149805b03e09dc32498 (patch) | |
| tree | df3a20124624a34a43527321699f87f1d9ea31c2 /drivers/pci/controller/dwc/pcie-uniphier.c | |
| parent | 03476e687eb07b94f7cdb07cd3c7c4304b6c58b3 (diff) | |
iommufd: Fix missing update of domains_itree after splitting iopt_area
In iopt_area_split(), if the original iopt_area has filled a domain and is
linked to domains_itree, pages_nodes have to be properly
reinserted. Otherwise the domains_itree becomes corrupted and we will UAF.
Fixes: 51fe6141f0f6 ("iommufd: Data structure to provide IOVA to PFN mapping")
Link: https://lore.kernel.org/r/20231027162941.2864615-2-den@valinux.co.jp
Cc: stable@vger.kernel.org
Signed-off-by: Koichiro Den <den@valinux.co.jp>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
Diffstat (limited to 'drivers/pci/controller/dwc/pcie-uniphier.c')
0 files changed, 0 insertions, 0 deletions