[RFC PATCH 1/7] drm: reset ELD if NULL edid is passed to drm_edid_to_eld

[Jani Nikula]

Make the function useful for resetting the ELD.

Signed-off-by: Jani Nikula <jani.nikula at intel.com>
---
 drivers/gpu/drm/drm_edid.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c
index 67d6a73731d8..fead6622e4b5 100644
--- a/drivers/gpu/drm/drm_edid.c
+++ b/drivers/gpu/drm/drm_edid.c
@@ -3424,6 +3424,9 @@ void drm_edid_to_eld(struct drm_connector *connector, struct edid *edid)
 
 	memset(eld, 0, sizeof(connector->eld));
 
+	if (!edid)
+		return;
+
 	connector->latency_present[0] = false;
 	connector->latency_present[1] = false;
 	connector->video_latency[0] = 0;
-- 
2.1.4