[PATCH] drm/amdgpu: move some release handles into fail labels

[zhoucm1]

On 2016年09月12日 10:16, Huang Rui wrote:
> Clean up the codes to move the release handles into fail labels.
>
> Signed-off-by: Huang Rui <ray.huang at amd.com>
Reviewed-by: Chunming Zhou <david1.zhou at amd.com>
> ---
>   drivers/gpu/drm/amd/amdgpu/amdgpu_ucode.c | 21 ++++++++++-----------
>   1 file changed, 10 insertions(+), 11 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ucode.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ucode.c
> index 5cc95f1..4a5c211 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ucode.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ucode.c
> @@ -247,35 +247,28 @@ int amdgpu_ucode_init_bo(struct amdgpu_device *adev)
>   	const struct common_firmware_header *header = NULL;
>   
>   	err = amdgpu_bo_create(adev, adev->firmware.fw_size, PAGE_SIZE, true,
> -			AMDGPU_GEM_DOMAIN_GTT, 0, NULL, NULL, bo);
> +			       AMDGPU_GEM_DOMAIN_GTT, 0, NULL, NULL, bo);
>   	if (err) {
>   		dev_err(adev->dev, "(%d) Firmware buffer allocate failed\n", err);
> -		err = -ENOMEM;
>   		goto failed;
>   	}
>   
>   	err = amdgpu_bo_reserve(*bo, false);
>   	if (err) {
> -		amdgpu_bo_unref(bo);
>   		dev_err(adev->dev, "(%d) Firmware buffer reserve failed\n", err);
> -		goto failed;
> +		goto failed_reserve;
>   	}
>   
>   	err = amdgpu_bo_pin(*bo, AMDGPU_GEM_DOMAIN_GTT, &fw_mc_addr);
>   	if (err) {
> -		amdgpu_bo_unreserve(*bo);
> -		amdgpu_bo_unref(bo);
>   		dev_err(adev->dev, "(%d) Firmware buffer pin failed\n", err);
> -		goto failed;
> +		goto failed_pin;
>   	}
>   
>   	err = amdgpu_bo_kmap(*bo, &fw_buf_ptr);
>   	if (err) {
>   		dev_err(adev->dev, "(%d) Firmware buffer kmap failed\n", err);
> -		amdgpu_bo_unpin(*bo);
> -		amdgpu_bo_unreserve(*bo);
> -		amdgpu_bo_unref(bo);
> -		goto failed;
> +		goto failed_kmap;
>   	}
>   
>   	amdgpu_bo_unreserve(*bo);
> @@ -291,6 +284,12 @@ int amdgpu_ucode_init_bo(struct amdgpu_device *adev)
>   		}
>   	}
>   
> +failed_kmap:
> +	amdgpu_bo_unpin(*bo);
> +failed_pin:
> +	amdgpu_bo_unreserve(*bo);
> +failed_reserve:
> +	amdgpu_bo_unref(bo);
>   failed:
>   	if (err)
>   		adev->firmware.smu_load = false;