cpufreq: pmac64: add of_node_put()

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 <tiny.windzz@gmail.com>
Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>

diff --git a/drivers/cpufreq/pmac64-cpufreq.c b/drivers/cpufreq/pmac64-cpufreq.c
index be623dd..1d32a86 100644 (file)
--- 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");