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| author | Clément Mathieu--Drif <clement.mathieu--drif@eviden.com> | 2024-07-09 14:26:10 +0000 |
|---|---|---|
| committer | Michael S. Tsirkin <mst@redhat.com> | 2024-07-21 14:45:53 -0400 |
| commit | d7258f7a250716231d23d5412dd6caf923936549 (patch) | |
| tree | 708eb34e60b2be4819cb2b777898b9cf206704ff | |
| parent | 3a23554f91c01cf75705a36a5eed3ebef6636d41 (diff) | |
| download | qemu-d7258f7a250716231d23d5412dd6caf923936549.zip qemu-d7258f7a250716231d23d5412dd6caf923936549.tar.gz qemu-d7258f7a250716231d23d5412dd6caf923936549.tar.bz2 | |
intel_iommu: fix type of the mask field in VTDIOTLBPageInvInfo
Per the below code, it can overflow as am can be larger than 8 according
to the CH 6.5.2.3 IOTLB Invalidate. Use uint64_t to avoid overflows.
Fixes: b5a280c00840 ("intel-iommu: add IOTLB using hash table")
Signed-off-by: Clément Mathieu--Drif <clement.mathieu--drif@eviden.com>
Reviewed-by: Minwoo Im <minwoo.im@samsung.com>
Reviewed-by: Yi Liu <yi.l.liu@intel.com>
Message-Id: <20240709142557.317271-4-clement.mathieu--drif@eviden.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
| -rw-r--r-- | hw/i386/intel_iommu_internal.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/hw/i386/intel_iommu_internal.h b/hw/i386/intel_iommu_internal.h index faea23e..5f32c36 100644 --- a/hw/i386/intel_iommu_internal.h +++ b/hw/i386/intel_iommu_internal.h @@ -436,7 +436,7 @@ struct VTDIOTLBPageInvInfo { uint16_t domain_id; uint32_t pasid; uint64_t addr; - uint8_t mask; + uint64_t mask; }; typedef struct VTDIOTLBPageInvInfo VTDIOTLBPageInvInfo; |