cpufreq: dt-platdev: eliminate uses of of_node_put()

Make use of the __free() cleanup handler to automatically free nodes
when they get out of scope.

Signed-off-by: Javier Carrasco <javier.carrasco.cruz@gmail.com>
Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>

diff --git a/drivers/cpufreq/cpufreq-dt-platdev.c b/drivers/cpufreq/cpufreq-dt-platdev.c
index 86d8baa8167953f5c9bd897c117a2228d6c9645a..c74dd1e01e0d6832092a725d025f0fa89603b360 100644 (file)
--- a/drivers/cpufreq/cpufreq-dt-platdev.c
+++ b/drivers/cpufreq/cpufreq-dt-platdev.c
@@ -198,19 +198,18 @@ static const struct of_device_id blocklist[] __initconst = {
 
 static bool __init cpu0_node_has_opp_v2_prop(void)
 {
-       struct device_node *np = of_cpu_device_node_get(0);
+       struct device_node *np __free(device_node) = of_cpu_device_node_get(0);
        bool ret = false;
 
        if (of_property_present(np, "operating-points-v2"))
                ret = true;
 
-       of_node_put(np);
        return ret;
 }
 
 static int __init cpufreq_dt_platdev_init(void)
 {
-       struct device_node *np = of_find_node_by_path("/");
+       struct device_node *np __free(device_node) = of_find_node_by_path("/");
        const struct of_device_id *match;
        const void *data = NULL;
 
@@ -226,11 +225,9 @@ static int __init cpufreq_dt_platdev_init(void)
        if (cpu0_node_has_opp_v2_prop() && !of_match_node(blocklist, np))
                goto create_pdev;
 
-       of_node_put(np);
        return -ENODEV;
 
 create_pdev:
-       of_node_put(np);
        return PTR_ERR_OR_ZERO(platform_device_register_data(NULL, "cpufreq-dt",
                               -1, data,
                               sizeof(struct cpufreq_dt_platform_data)));