Bug 26811 - [devel-6.6] iommu/vt-d: fix NULL pointer issue in acpi_rmrr_andd_probe
Summary: [devel-6.6] iommu/vt-d: fix NULL pointer issue in acpi_rmrr_andd_probe
Status: NEW
Alias: None
Product: ANCK 6.6 Dev
Classification: ANCK
Component: X86 (show other bugs) X86
Version: unspecified
Hardware: All Linux
: P3-Medium S3-normal
Target Milestone: ---
Assignee: Guanjun
QA Contact: shuming
URL:
Whiteboard:
Keywords:
Depends on:
Blocks:
 
Reported: 2025-10-29 15:02 UTC by LeoLiu-oc
Modified: 2025-10-29 15:14 UTC (History)
3 users (show)

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Description LeoLiu-oc zhaoxin_group 2025-10-29 15:02:32 UTC 
When the dev->iommu was NULL for the RMRR ANDD device, the corresponding
(&pci_device->dev)->iommu could be used instead.
Comment 1 小龙 admin 2025-10-29 15:14:01 UTC 
The PR Link: https://gitee.com/anolis/cloud-kernel/pulls/5930