fbdev: sh_mobile_lcdc: Destroy mutex at remove time

Add a missing mutex_destroy() call when the driver is unbound from the
device.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>

diff --git a/drivers/video/sh_mobile_lcdcfb.c b/drivers/video/sh_mobile_lcdcfb.c
index 9da4b1b..644c230 100644 (file)
--- a/drivers/video/sh_mobile_lcdcfb.c
+++ b/drivers/video/sh_mobile_lcdcfb.c
@@ -2444,8 +2444,11 @@ static int sh_mobile_lcdc_remove(struct platform_device *pdev)
        }
 
        for (i = 0; i < ARRAY_SIZE(priv->ch); i++) {
-               if (priv->ch[i].bl)
-                       sh_mobile_lcdc_bl_remove(priv->ch[i].bl);
+               struct sh_mobile_lcdc_chan *ch = &priv->ch[i];
+
+               if (ch->bl)
+                       sh_mobile_lcdc_bl_remove(ch->bl);
+               mutex_destroy(&ch->open_lock);
        }
 
        if (priv->dot_clk) {