1 files changed, 15 insertions, 0 deletions

diff --git a/drivers/gpu/drm/exynos/exynos_drm_g2d.c b/drivers/gpu/drm/exynos/exynos_drm_g2d.c
index 0d46178f0d89..df7a77d3eff8 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_g2d.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_g2d.c
@@ -1042,8 +1042,23 @@ err:
 int exynos_g2d_get_ver_ioctl(struct drm_device *drm_dev, void *data,
                              struct drm_file *file)
 {
+        struct drm_exynos_file_private *file_priv = file->driver_priv;
+        struct exynos_drm_g2d_private *g2d_priv = file_priv->g2d_priv;
+        struct device *dev;
+        struct g2d_data *g2d;
         struct drm_exynos_g2d_get_ver *ver = data;
 
+        if (!g2d_priv)
+                return -ENODEV;
+
+        dev = g2d_priv->dev;
+        if (!dev)
+                return -ENODEV;
+
+        g2d = dev_get_drvdata(dev);
+        if (!g2d)
+                return -EFAULT;
+
         ver->major = G2D_HW_MAJOR_VER;
         ver->minor = G2D_HW_MINOR_VER;