drm/nouveau/pmu: do not assume a PMU is present

[firefly-linux-kernel-4.4.55.git] / drivers / gpu / drm / nouveau / nvkm / subdev / pmu / base.c

diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/pmu/base.c b/drivers/gpu/drm/nouveau/nvkm/subdev/pmu/base.c
index 27a79c0c38886522d3b8d1d1df651e4cd054bcd4..d95eb8659d1bdb6279d256b6e90f49d04cff2215 100644 (file)
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/pmu/base.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/pmu/base.c
@@ -28,7 +28,7 @@
 void
 nvkm_pmu_pgob(struct nvkm_pmu *pmu, bool enable)
 {
-       if (pmu->func->pgob)
+       if (pmu && pmu->func->pgob)
                pmu->func->pgob(pmu, enable);
 }