Before returning, call of_node_put() for the device node returned by
of_parse_phandle().

Fixes: d2a34232580a ("gpu: ipu-v3: add driver for Prefetch Resolve Engine")
Signed-off-by: Tobias Jordan <tobias.jor...@elektrobit.com>
---
 drivers/gpu/ipu-v3/ipu-pre.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/gpu/ipu-v3/ipu-pre.c b/drivers/gpu/ipu-v3/ipu-pre.c
index f1cec3d70498..0f70e8847540 100644
--- a/drivers/gpu/ipu-v3/ipu-pre.c
+++ b/drivers/gpu/ipu-v3/ipu-pre.c
@@ -129,11 +129,14 @@ ipu_pre_lookup_by_phandle(struct device *dev, const char 
*name, int index)
                if (pre_node == pre->dev->of_node) {
                        mutex_unlock(&ipu_pre_list_mutex);
                        device_link_add(dev, pre->dev, DL_FLAG_AUTOREMOVE);
+                       of_node_put(pre_node);
                        return pre;
                }
        }
        mutex_unlock(&ipu_pre_list_mutex);
 
+       of_node_put(pre_node);
+
        return NULL;
 }
 
-- 
2.11.0

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