[PATCH] drm/amdgpu: NULL check before some freeing functions is not needed.

[Thomas Meyer]

NULL check before some freeing functions is not needed.

Signed-off-by: Thomas Meyer <tho...@m3y3r.de>
---

diff -u -p a/drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c 
b/drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c
@@ -816,6 +816,5 @@ out:
 void amdgpu_acpi_fini(struct amdgpu_device *adev)
 {
        unregister_acpi_notifier(&adev->acpi_nb);
-       if (adev->atif)
-               kfree(adev->atif);
+       kfree(adev->atif);
 }