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authorSeung-Woo Kim <sw0312.kim@samsung.com>2011-11-04 04:31:41 -0400
committerInki Dae <inki.dae@samsung.com>2011-11-15 00:58:46 -0500
commitb0e0f85631f9d905095d2896a952430f5eb0aba1 (patch)
treee1a6a6cc4c8aaf07d4afe531dd3f11997885f789 /drivers/gpu
parentd2716c896d305fb5d3d0d7f58394c17841ed2967 (diff)
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>
Diffstat (limited to 'drivers/gpu')
-rw-r--r--drivers/gpu/drm/exynos/exynos_drm_encoder.c6
1 files changed, 4 insertions, 2 deletions
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)
283 struct exynos_drm_overlay_ops *overlay_ops = manager->overlay_ops; 283 struct exynos_drm_overlay_ops *overlay_ops = manager->overlay_ops;
284 struct exynos_drm_overlay *overlay = data; 284 struct exynos_drm_overlay *overlay = data;
285 285
286 overlay_ops->mode_set(manager->dev, overlay); 286 if (overlay_ops && overlay_ops->mode_set)
287 overlay_ops->mode_set(manager->dev, overlay);
287} 288}
288 289
289void exynos_drm_encoder_crtc_disable(struct drm_encoder *encoder, void *data) 290void 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)
294 295
295 DRM_DEBUG_KMS("\n"); 296 DRM_DEBUG_KMS("\n");
296 297
297 overlay_ops->disable(manager->dev); 298 if (overlay_ops && overlay_ops->disable)
299 overlay_ops->disable(manager->dev);
298 300
299 /* 301 /*
300 * crtc is already detached from encoder and last 302 * crtc is already detached from encoder and last