remoteproc: qcom_wcnss: Add missing of_node_put() in wcnss_alloc_memory_region

The device_node pointer is returned by of_parse_phandle()  with refcount
incremented. We should use of_node_put() on it when done.

Fixes: aed361ad ("remoteproc: qcom: Introduce WCNSS peripheral image loader")
Signed-off-by: Miaoqian Lin <linmq006@gmail.com>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220308063102.10049-1-linmq006@gmail.com

drivers/remoteproc/qcom_wcnss.c

@@ -500,6 +500,7 @@ static int wcnss_alloc_memory_region(struct qcom_wcnss *wcnss)
 	}
 
 	ret = of_address_to_resource(node, 0, &r);
+	of_node_put(node);
 	if (ret)
 		return ret;