[PATCH RESEND 3/3] drm/amdgpu: fix memory leak

[Alex Deucher]

On Thu, Oct 8, 2015 at 9:58 AM, Sudip Mukherjee
<sudipm.mukherjee at gmail.com> wrote:
> If amdgpu_ib_get() fails we returned the error code but we missed
> freeing ib.
>
> Cc: "Christian König" <christian.koenig at amd.com>
> Cc: Jammy Zhou <Jammy.Zhou at amd.com>
> Cc: Chunming Zhou <david1.zhou at amd.com>
> Cc: Alex Deucher <alexander.deucher at amd.com>
> Cc: "monk.liu" <monk.liu at amd.com>
> Signed-off-by: Sudip Mukherjee <sudip at vectorindia.org>
> ---
>
> Sent on 18/09/2015

I somehow missed this before.  Applied.  Thanks!

Alex

>
>  drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 4 +++-
>  1 file changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
> index 1e14531..53d551f 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
> @@ -455,8 +455,10 @@ int amdgpu_vm_update_page_directory(struct amdgpu_device *adev,
>                 return -ENOMEM;
>
>         r = amdgpu_ib_get(ring, NULL, ndw * 4, ib);
> -       if (r)
> +       if (r) {
> +               kfree(ib);
>                 return r;
> +       }
>         ib->length_dw = 0;
>
>         /* walk over the address space and update the page directory */
> --
> 1.9.1
>
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