Ensure configuration is not null.

Test: atest
Bug: 256644836
CtsDisplayTestCases:android.display.cts.BrightnessTest#testSetGetSimpleCurve
Change-Id: I566f9006c85c386335cc8d37cb1807fa0b8f9c5b
(cherry picked from commit aa727ba6a4318f3c86bb8fb0e633575d06cdaea7)
Merged-in: I566f9006c85c386335cc8d37cb1807fa0b8f9c5b
1 file changed