From: Eric Anholt <eric@anholt.net>
Date: Thu, 11 May 2017 11:31:27 -0700
Subject: drm/atmel-hlcdc: Drop custom encoder cleanup func.
Git-commit: 510fc3c0d761b8f274e2a62f9b4c69bdc6841182
Patch-mainline: v4.13-rc1
References: FATE#326289 FATE#326079 FATE#326049 FATE#322398 FATE#326166

drm_encoder_cleanup() finishes with memsetting it to 0, already.

Acked-by: Boris Brezillon <boris.brezillon@free-electrons.com>
Signed-off-by: Eric Anholt <eric@anholt.net>
Signed-off-by: Archit Taneja <architt@codeaurora.org>
Link: http://patchwork.freedesktop.org/patch/msgid/20170511183128.25085-6-eric@anholt.net

Acked-by: Petr Tesarik <ptesarik@suse.com>
---
 drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_output.c |    8 +-------
 1 file changed, 1 insertion(+), 7 deletions(-)

--- a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_output.c
+++ b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_output.c
@@ -83,14 +83,8 @@ static const struct drm_encoder_helper_f
 	.enable = atmel_hlcdc_rgb_encoder_enable,
 };
 
-static void atmel_hlcdc_rgb_encoder_destroy(struct drm_encoder *encoder)
-{
-	drm_encoder_cleanup(encoder);
-	memset(encoder, 0, sizeof(*encoder));
-}
-
 static const struct drm_encoder_funcs atmel_hlcdc_panel_encoder_funcs = {
-	.destroy = atmel_hlcdc_rgb_encoder_destroy,
+	.destroy = drm_encoder_cleanup,
 };
 
 static int atmel_hlcdc_panel_get_modes(struct drm_connector *connector)