Binbin Wu 74023a9a75 hv: vtd: check bus number when assign/unassign device ... Input parameter "bus" of assign_iommu_device/unassign_iommu_device may be from hypercall. And the conext tables are static allocated according to CONFIG_IOMMU_BUS_NUM. Need to check the bus value to avoid access invalid memory address with invalid value. Tracked-On: #2743 Signed-off-by: Binbin Wu <binbin.wu@intel.com> Acked-by: Anthony Xu <anthony.xu@intel.com>		2019-03-14 13:07:59 +08:00
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x86	hv: vtd: check bus number when assign/unassign device	2019-03-14 13:07:59 +08:00