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author	Philip Yang <Philip.Yang@amd.com>
	Sun, 14 Jul 2024 15:11:05 +0000 (11:11 -0400)
committer	Alex Deucher <alexander.deucher@amd.com>
	Tue, 23 Jul 2024 21:34:44 +0000 (17:34 -0400)
commit	c86ad39140bbcb9dc75a10046c2221f657e8083b
tree	01bdda15e2cff584d8e8d2778e0e312685aa3a56	tree
parent	f9e292cbba21e79abea7315b41a52c36ea2b6980	commit \| diff

drm/amdkfd: amdkfd_free_gtt_mem clear the correct pointer

Pass pointer reference to amdgpu_bo_unref to clear the correct pointer,
otherwise amdgpu_bo_unref clear the local variable, the original pointer
not set to NULL, this could cause use-after-free bug.

Signed-off-by: Philip Yang <Philip.Yang@amd.com>
Reviewed-by: Felix Kuehling <felix.kuehling@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

MicroBlaze GIT Repository

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drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c		diff \| blob \| history
drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.h		diff \| blob \| history
drivers/gpu/drm/amd/amdkfd/kfd_chardev.c		diff \| blob \| history
drivers/gpu/drm/amd/amdkfd/kfd_device.c		diff \| blob \| history
drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c		diff \| blob \| history
drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager.c		diff \| blob \| history
drivers/gpu/drm/amd/amdkfd/kfd_process.c		diff \| blob \| history
drivers/gpu/drm/amd/amdkfd/kfd_process_queue_manager.c		diff \| blob \| history