[PATCH] drm/mcde: Fix refcount leak in mcde_dsi_bind

[Miaoqian Lin]

Every iteration of for_each_available_child_of_node() decrements
the reference counter of the previous node. There is no decrement
when break out from the loop and results in refcount leak.
Add missing of_node_put() to fix this.

Fixes: 5fc537bfd000 ("drm/mcde: Add new driver for ST-Ericsson MCDE")
Signed-off-by: Miaoqian Lin <linmq...@gmail.com>
---
 drivers/gpu/drm/mcde/mcde_dsi.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/gpu/drm/mcde/mcde_dsi.c b/drivers/gpu/drm/mcde/mcde_dsi.c
index 5651734ce977..9f9ac8699310 100644
--- a/drivers/gpu/drm/mcde/mcde_dsi.c
+++ b/drivers/gpu/drm/mcde/mcde_dsi.c
@@ -1111,6 +1111,7 @@ static int mcde_dsi_bind(struct device *dev, struct 
device *master,
                        bridge = of_drm_find_bridge(child);
                        if (!bridge) {
                                dev_err(dev, "failed to find bridge\n");
+                               of_node_put(child);
                                return -EINVAL;
                        }
                }
-- 
2.25.1