From b0e0f85631f9d905095d2896a952430f5eb0aba1 Mon Sep 17 00:00:00 2001
From: Seung-Woo Kim <sw0312.kim@samsung.com>
Date: Fri, 4 Nov 2011 17:31:41 +0900
Subject: 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>
---
drivers/gpu/drm/exynos/exynos_drm_encoder.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
(limited to 'drivers/gpu')
diff --git a/drivers/gpu/drm/exynos/exynos_drm_encoder.c b/drivers/gpu/drm/exynos/exynos_drm_encoder.c
index f15da9581a1e..866f419f485b 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_encoder.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_encoder.c
@@ -283,7 +283,8 @@ void exynos_drm_encoder_crtc_mode_set(struct drm_encoder *encoder, void *data)
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 @@ void exynos_drm_encoder_crtc_disable(struct drm_encoder *encoder, void *data)
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
--
cgit