cpufreq: pmac64: add of_node_put()

TinyWindzz · rafaeljw · commit 0dc0eb78155b · 2018-11-29T22:35:03.000+01:00
of_find_node_by_path() acquires a reference to the node
returned by it and that reference needs to be dropped by its caller.
g5_neo2_cpufreq_init() doesn't do that, so fix it.

Signed-off-by: Yangtao Li &lt;tiny.windzz@gmail.com&gt;
Acked-by: Viresh Kumar &lt;viresh.kumar@linaro.org&gt;
Signed-off-by: Rafael J. Wysocki &lt;rafael.j.wysocki@intel.com&gt;
diff --git a/drivers/cpufreq/pmac64-cpufreq.c b/drivers/cpufreq/pmac64-cpufreq.c
@@ -411,6 +411,7 @@ static int __init g5_neo2_cpufreq_init(struct device_node *cpunode)
 		pfunc_set_vdnap0 = pmf_find_function(root, "set-vdnap0");
 		pfunc_vdnap0_complete =
 			pmf_find_function(root, "slewing-done");
+		of_node_put(root);
 		if (pfunc_set_vdnap0 == NULL ||
 		    pfunc_vdnap0_complete == NULL) {
 			pr_err("Can't find required platform function\n");
