[PATCH v1 1/1] drm/amdgpu: fix a smatch static checker warning in amdgpu_pci_slot_reset

[Lazar, Lijo]

On 4/9/2025 5:40 PM, Ce Sun wrote:
> Fixes smatch warning:
> 
> drivers/gpu/drm/amd/amdgpu/amdgpu_device.c:6820 amdgpu_pci_slot_reset()
> warn: iterator used outside loop: 'tmp_adev'
> 
> Fixes: 8ba904f54148 ("drm/amdgpu: Multi-GPU DPC recovery support")
> 
> Signed-off-by: Ce Sun <cesun102 at amd.com>
> ---
>  drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
> index 60269fba5745..eb0589a09a27 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
> @@ -6846,7 +6846,7 @@ pci_ers_result_t amdgpu_pci_slot_reset(struct pci_dev *pdev)
>  		dev_info(adev->dev, "PCIe error recovery succeeded\n");
>  	} else {
>  		dev_err(adev->dev, "PCIe error recovery failed, err:%d\n", r);
> -		if (tmp_adev) {
> +		if (hive) {

Hi Ce Sun,

Looks like your original patch broke single device handling path. That
one will need a revisit.

Thanks,
Lijo

>  			list_for_each_entry(tmp_adev, &device_list, reset_list)
>  				amdgpu_device_unset_mp1_state(tmp_adev);
>  			amdgpu_device_unlock_reset_domain(adev->reset_domain);