Messages in this thread | | | From | "Koenig, Christian" <> | Subject | Re: [PATCH] drm/amdgpu: release allocated memory | Date | Sat, 21 Sep 2019 11:32:33 +0000 |
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Am 21.09.19 um 00:49 schrieb Navid Emamdoost: > In amdgpu_vmid_grab_idle, fences is being leaked in one execution path. > The missing kfree was added.
NAK, the array is freed by the dma_fence_array. This is a double free.
Regards, Christian.
> > Signed-off-by: Navid Emamdoost <navid.emamdoost@gmail.com> > --- > drivers/gpu/drm/amd/amdgpu/amdgpu_ids.c | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ids.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ids.c > index 57b3d8a9bef3..9063cd36fa94 100644 > --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ids.c > +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ids.c > @@ -244,6 +244,7 @@ static int amdgpu_vmid_grab_idle(struct amdgpu_vm *vm, > r = amdgpu_sync_fence(adev, sync, &array->base, false); > dma_fence_put(ring->vmid_wait); > ring->vmid_wait = &array->base; > + kfree(fences); > return r; > } > kfree(fences);
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