video: of: display_timing: Add of_node_put() in of_get_display_timing()

From code inspection it can be seen that of_get_display_timing() is
lacking an of_node_put().  Add it.

Fixes: ffa3fd21de8a ("videomode: implement public of_get_display_timing()")
Signed-off-by: Douglas Anderson <dianders@chromium.org>
Reviewed-by: Sam Ravnborg <sam@ravnborg.org>
Cc: Thierry Reding <thierry.reding@gmail.com>
Cc: David Airlie <airlied@linux.ie>
Cc: Philipp Zabel <p.zabel@pengutronix.de>
Cc: Tomi Valkeinen <tomi.valkeinen@ti.com>
Cc: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Cc: Russell King <linux@armlinux.org.uk>
Cc: Daniel Vetter <daniel@ffwll.ch>
Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190722182439.44844-2-dianders@chromium.org

diff --git a/drivers/video/of_display_timing.c b/drivers/video/of_display_timing.c
index f5c1c46..5eedae0 100644 (file)
--- a/drivers/video/of_display_timing.c
+++ b/drivers/video/of_display_timing.c
@@ -119,6 +119,7 @@ int of_get_display_timing(const struct device_node *np, const char *name,
                struct display_timing *dt)
 {
        struct device_node *timing_np;
+       int ret;
 
        if (!np)
                return -EINVAL;
@@ -129,7 +130,11 @@ int of_get_display_timing(const struct device_node *np, const char *name,
                return -ENOENT;
        }
 
-       return of_parse_display_timing(timing_np, dt);
+       ret = of_parse_display_timing(timing_np, dt);
+
+       of_node_put(timing_np);
+
+       return ret;
 }
 EXPORT_SYMBOL_GPL(of_get_display_timing);