drm/imx/lcdc: Fix double-free of driver data

[platform/kernel/linux-starfive.git] / drivers / gpu / drm / imx / lcdc / imx-lcdc.c

diff --git a/drivers/gpu/drm/imx/lcdc/imx-lcdc.c b/drivers/gpu/drm/imx/lcdc/imx-lcdc.c
index 22b65f4..4beb3b4 100644 (file)
--- a/drivers/gpu/drm/imx/lcdc/imx-lcdc.c
+++ b/drivers/gpu/drm/imx/lcdc/imx-lcdc.c
@@ -342,21 +342,12 @@ static const struct drm_mode_config_helper_funcs imx_lcdc_mode_config_helpers =
        .atomic_commit_tail = drm_atomic_helper_commit_tail_rpm,
 };
 
-static void imx_lcdc_release(struct drm_device *drm)
-{
-       struct imx_lcdc *lcdc = imx_lcdc_from_drmdev(drm);
-
-       drm_kms_helper_poll_fini(drm);
-       kfree(lcdc);
-}
-
 DEFINE_DRM_GEM_DMA_FOPS(imx_lcdc_drm_fops);
 
 static struct drm_driver imx_lcdc_drm_driver = {
        .driver_features = DRIVER_GEM | DRIVER_MODESET | DRIVER_ATOMIC,
        .fops = &imx_lcdc_drm_fops,
        DRM_GEM_DMA_DRIVER_OPS_VMAP,
-       .release = imx_lcdc_release,
        .name = "imx-lcdc",
        .desc = "i.MX LCDC driver",
        .date = "20200716",