diff --git a/drivers/gpu/drm/exynos/exynos_drm_encoder.c b/drivers/gpu/drm/exynos/exynos_drm_encoder.c
index 7e282e3d6038..57de0bdc5a3b 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_encoder.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_encoder.c
@@ -102,7 +102,7 @@ static void exynos_drm_encoder_disable(struct drm_encoder *encoder)
 
 	/* all planes connected to this encoder should be also disabled. */
 	drm_for_each_legacy_plane(plane, &dev->mode_config.plane_list) {
-		if (plane->crtc == encoder->crtc)
+		if (plane->crtc && (plane->crtc == encoder->crtc))
 			plane->funcs->disable_plane(plane);
 	}
 }