[PATCH][drm-next] drm/amdgpu: fix missing assignment of error return code to variable ret

[Alex Deucher]

On Sat, Mar 2, 2019 at 5:17 PM Colin King <colin.king at canonical.com> wrote:
>
> From: Colin Ian King <colin.king at canonical.com>
>
> An earlier commit replaced ttm_bo_wait with amdgpu_bo_sync_wait and
> removed the error return assignment to variable ret. Fix this by adding
> the assignment back. Also break line to clean up checkpatch overly
> long line warning.
>
> Detected by CoverityScan, CID#1477327 ("Logically dead code")
>
> Fixes: c60cd590cb7d ("drm/amdgpu: Replace ttm_bo_wait with amdgpu_bo_sync_wait")
> Signed-off-by: Colin Ian King <colin.king at canonical.com>
Applied.  thanks!

Alex

> ---
>  drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c | 3 ++-
>  1 file changed, 2 insertions(+), 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 1921dec3df7a..92993baac91a 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
> @@ -906,7 +906,8 @@ static int init_kfd_vm(struct amdgpu_vm *vm, void **process_info,
>                 pr_err("validate_pt_pd_bos() failed\n");
>                 goto validate_pd_fail;
>         }
> -       amdgpu_bo_sync_wait(vm->root.base.bo, AMDGPU_FENCE_OWNER_KFD, false);
> +       ret = amdgpu_bo_sync_wait(vm->root.base.bo,
> +                                 AMDGPU_FENCE_OWNER_KFD, false);
>         if (ret)
>                 goto wait_pd_fail;
>         amdgpu_bo_fence(vm->root.base.bo,
> --
> 2.20.1
>
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