* [PATCH] drm/amdkfd: Fix memory leakage
@ 2022-11-29 3:47 Konstantin Meskhidze
2022-11-29 4:13 ` Felix Kuehling
0 siblings, 1 reply; 2+ messages in thread
From: Konstantin Meskhidze @ 2022-11-29 3:47 UTC (permalink / raw)
To: Felix.Kuehling
Cc: alexander.deucher, christian.koenig, Xinhui.Pan, airlied, daniel,
sumit.semwal, linux-media, linux-kernel, amd-gfx, dri-devel,
yusongping, hukeping, artem.kuzin
This patch fixes potential memory leakage and seg fault
in _gpuvm_import_dmabuf() function
Signed-off-by: Konstantin Meskhidze <konstantin.meskhidze@huawei.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
index 978d3970b5cc..e0084f712e02 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
@@ -2257,7 +2257,7 @@ int amdgpu_amdkfd_gpuvm_import_dmabuf(struct amdgpu_device *adev,
ret = drm_vma_node_allow(&obj->vma_node, drm_priv);
if (ret) {
- kfree(mem);
+ kfree(*mem);
return ret;
}
--
2.25.1
^ permalink raw reply [flat|nested] 2+ messages in thread* Re: [PATCH] drm/amdkfd: Fix memory leakage
2022-11-29 3:47 [PATCH] drm/amdkfd: Fix memory leakage Konstantin Meskhidze
@ 2022-11-29 4:13 ` Felix Kuehling
0 siblings, 0 replies; 2+ messages in thread
From: Felix Kuehling @ 2022-11-29 4:13 UTC (permalink / raw)
To: Konstantin Meskhidze
Cc: alexander.deucher, christian.koenig, Xinhui.Pan, airlied, daniel,
sumit.semwal, linux-media, linux-kernel, amd-gfx, dri-devel,
yusongping, hukeping, artem.kuzin
Am 2022-11-28 um 22:47 schrieb Konstantin Meskhidze:
> This patch fixes potential memory leakage and seg fault
> in _gpuvm_import_dmabuf() function
>
> Signed-off-by: Konstantin Meskhidze <konstantin.meskhidze@huawei.com>
Thank you for the patch. I'm adding a Fixes tag and pushing the patch to
amd-staging-drm-next.
Fixes: d4ec4bdc0bd5 ("drm/amdkfd: Allow access for mmapping KFD BOs")
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
> ---
> drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
> index 978d3970b5cc..e0084f712e02 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
> @@ -2257,7 +2257,7 @@ int amdgpu_amdkfd_gpuvm_import_dmabuf(struct amdgpu_device *adev,
>
> ret = drm_vma_node_allow(&obj->vma_node, drm_priv);
> if (ret) {
> - kfree(mem);
> + kfree(*mem);
> return ret;
> }
>
^ permalink raw reply [flat|nested] 2+ messages in thread
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2022-11-29 3:47 [PATCH] drm/amdkfd: Fix memory leakage Konstantin Meskhidze
2022-11-29 4:13 ` Felix Kuehling
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