[PATCH] drm: sun4i: Fix a uninitialized variable warning.

[zhong jiang]

Fix the following compile warning:

drivers/gpu/drm/sun4i/sun4i_tcon.c:1088: warning: 'has_lvds_alt' may be used 
uninitialized in this function [-Wmaybe-uninitialized]
bool has_lvds_rst, has_lvds_alt, can_lvds;

Signed-off-by: zhong jiang <zhongji...@huawei.com>
---
 drivers/gpu/drm/sun4i/sun4i_tcon.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/sun4i/sun4i_tcon.c 
b/drivers/gpu/drm/sun4i/sun4i_tcon.c
index c78cd35..563cc8f 100644
--- a/drivers/gpu/drm/sun4i/sun4i_tcon.c
+++ b/drivers/gpu/drm/sun4i/sun4i_tcon.c
@@ -1086,7 +1086,7 @@ static int sun4i_tcon_bind(struct device *dev, struct 
device *master,
        struct device_node *remote;
        struct sun4i_tcon *tcon;
        struct reset_control *edp_rstc;
-       bool has_lvds_rst, has_lvds_alt, can_lvds;
+       bool has_lvds_rst, has_lvds_alt = false, can_lvds;
        int ret;
 
        engine = sun4i_tcon_find_engine(drv, dev->of_node);
-- 
1.7.12.4