CVE-2021-47410

Device manager releases device-specific resources when a driver disconnects from a device, devmmemunmappages and devmreleasememregion calls in svmmigrate_fini are redundant.

It causes below warning trace after patch "drm/amdgpu: Split amdgpudevicefini into early and late", so remove function svmmigratefini.

BUG: https://gitlab.freedesktop.org/drm/amd/-/issues/1718

WARNING: CPU: 1 PID: 3646 at drivers/base/devres.c:795 devmreleaseaction+0x51/0x60 Call Trace: ? memunmappages+0x360/0x360 svmmigratefini+0x2d/0x60 [amdgpu] kgd2kfddeviceexit+0x23/0xa0 [amdgpu] amdgpuamdkfddevicefinisw+0x1d/0x30 [amdgpu] amdgpudevicefinisw+0x45/0x290 [amdgpu] amdgpudriverreleasekms+0x12/0x30 [amdgpu] drmdevrelease+0x20/0x40 [drm] releasenodes+0x196/0x1e0 devicereleasedriverinternal+0x104/0x1d0 driverdetach+0x47/0x90 busremovedriver+0x7a/0xd0 pciunregisterdriver+0x3d/0x90 amdgpu_exit+0x11/0x20 [amdgpu]

References

Affected packages

Git /

Affected ranges

Database specific

unresolved_ranges

[
    {
        "events": [
            {
                "introduced": "3.19"
            },
            {
                "fixed": "5.14.11"
            }
        ]
    },
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "last_affected": "5.15-rc1"
            }
        ]
    },
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "last_affected": "5.15-rc2"
            }
        ]
    }
]

source

"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-47410.json"