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(parent: a79d370) | patch
drm/amdkfd: fix a potential ttm->sg memory leak
authorLang Yu <lang.yu@amd.com>
Wed, 29 Sep 2021 06:54:39 +0000 (14:54 +0800)
committerAlex Deucher <alexander.deucher@amd.com>
Mon, 4 Oct 2021 19:23:02 +0000 (15:23 -0400)
commit546dc20fedc51d1885ddd2cc4338cb28c3d9b5cd
treee87fe10730dfaecc45c2f9a23595e8455ba4288ctree | snapshot
parenta79d3709c40d492fb859fb5cec4bb0b3eaa09a12commit | diff
drm/amdkfd: fix a potential ttm->sg memory leak

Memory is allocated for ttm->sg by kmalloc in kfd_mem_dmamap_userptr,
but isn't freed by kfree in kfd_mem_dmaunmap_userptr. Free it!

Fixes: 264fb4d332f5 ("drm/amdgpu: Add multi-GPU DMA mapping helpers")

Signed-off-by: Lang Yu <lang.yu@amd.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c diff | blob | history
Domain: System / Kernel;