From: James Zhu Date: Thu, 7 Sep 2023 14:41:00 +0000 (-0400) Subject: drm/amdxcp: fix amdxcp unloads incompletely X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=e2ae32d8c2a303af58d22ee61b3b7aa7021e54c9;p=linux.git drm/amdxcp: fix amdxcp unloads incompletely amdxcp unloads incompletely, and below error will be seen during load/unload, sysfs: cannot create duplicate filename '/devices/platform/amdgpu_xcp.0' devres_release_group will free xcp device at first, platform device will be unregistered later in platform_device_unregister. Signed-off-by: James Zhu Acked-by: Alex Deucher Signed-off-by: Alex Deucher --- diff --git a/drivers/gpu/drm/amd/amdxcp/amdgpu_xcp_drv.c b/drivers/gpu/drm/amd/amdxcp/amdgpu_xcp_drv.c index 353597fc908d9..90ddd8371176e 100644 --- a/drivers/gpu/drm/amd/amdxcp/amdgpu_xcp_drv.c +++ b/drivers/gpu/drm/amd/amdxcp/amdgpu_xcp_drv.c @@ -89,9 +89,10 @@ EXPORT_SYMBOL(amdgpu_xcp_drm_dev_alloc); void amdgpu_xcp_drv_release(void) { for (--pdev_num; pdev_num >= 0; --pdev_num) { - devres_release_group(&xcp_dev[pdev_num]->pdev->dev, NULL); - platform_device_unregister(xcp_dev[pdev_num]->pdev); - xcp_dev[pdev_num]->pdev = NULL; + struct platform_device *pdev = xcp_dev[pdev_num]->pdev; + + devres_release_group(&pdev->dev, NULL); + platform_device_unregister(pdev); xcp_dev[pdev_num] = NULL; } pdev_num = 0;