cpufreq: Fix cpufreq_online() return value on errors (b96f0384) · Commits · 戴 / test

Make cpufreq_online() return negative error codes on all errors that cause the policy to be destroyed, as appropriate. Signed-off-by:

Wang ShaoBo <bobo.shaobowang@huawei.com> [ rjw: Subject and changelog edits ] Signed-off-by:

drivers/cpufreq/cpufreq.c

+4 −1

Original line number	Diff line number	Diff line
		@@ -1393,8 +1393,10 @@ static int cpufreq_online(unsigned int cpu)

		policy->min_freq_req = kzalloc(2 * sizeof(*policy->min_freq_req),
		GFP_KERNEL);
		if (!policy->min_freq_req)
		if (!policy->min_freq_req) {
		ret = -ENOMEM;
		goto out_destroy_policy;
		}

		ret = freq_qos_add_request(&policy->constraints,
		policy->min_freq_req, FREQ_QOS_MIN,
		@@ -1431,6 +1433,7 @@ static int cpufreq_online(unsigned int cpu)
		if (cpufreq_driver->get && has_target()) {
		policy->cur = cpufreq_driver->get(policy->cpu);
		if (!policy->cur) {
		ret = -EIO;
		pr_err("%s: ->get() failed\n", __func__);
		goto out_destroy_policy;
		}