drm/exynos: checked for null pointer
Signed-off-by: Seung-Woo Kim <sw0312.kim@samsung.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
diff --git a/drivers/gpu/drm/exynos/exynos_drm_encoder.c b/drivers/gpu/drm/exynos/exynos_drm_encoder.c
index f15da95..866f419 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_encoder.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_encoder.c
@@ -283,7 +283,8 @@
struct exynos_drm_overlay_ops *overlay_ops = manager->overlay_ops;
struct exynos_drm_overlay *overlay = data;
- overlay_ops->mode_set(manager->dev, overlay);
+ if (overlay_ops && overlay_ops->mode_set)
+ overlay_ops->mode_set(manager->dev, overlay);
}
void exynos_drm_encoder_crtc_disable(struct drm_encoder *encoder, void *data)
@@ -294,7 +295,8 @@
DRM_DEBUG_KMS("\n");
- overlay_ops->disable(manager->dev);
+ if (overlay_ops && overlay_ops->disable)
+ overlay_ops->disable(manager->dev);
/*
* crtc is already detached from encoder and last