From: Zheng Yang <zhengyang@rock-chips.com>
Date: Thu, 2 Apr 2015 08:49:50 +0000 (+0800)
Subject: HDMI: fix edid mode list error: set head->prev to edid->modelist.
X-Git-Tag: firefly_0821_release~4158^2~242
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=9e22aee0dd07ba4a80733e6530a9ec724132f683;p=firefly-linux-kernel-4.4.55.git

HDMI: fix edid mode list error: set head->prev to edid->modelist.

Signed-off-by: Zheng Yang <zhengyang@rock-chips.com>
---

diff --git a/drivers/video/rockchip/hdmi/rockchip-hdmi-lcdc.c b/drivers/video/rockchip/hdmi/rockchip-hdmi-lcdc.c
index 7ca74fdcd2f1..8a10edb91bb9 100644
--- a/drivers/video/rockchip/hdmi/rockchip-hdmi-lcdc.c
+++ b/drivers/video/rockchip/hdmi/rockchip-hdmi-lcdc.c
@@ -511,6 +511,7 @@ static void hdmi_sort_modelist(struct hdmi_edid *edid, int feature)
 
 	edid->modelist = head_new;
 	edid->modelist.prev->next = &edid->modelist;
+	edid->modelist.next->prev = &edid->modelist;
 }
 
 /**