[PATCH 5.13 031/127] cpufreq: arm_scmi: Fix error path when allocation failed

Sasha Levin
2021-08-24T16:57:47Z

From: Lukasz Luba <lukasz.luba@arm.com>

[ Upstream commit f7d635883fb73414c7c4e2648b42adc296c5d40d ]

Stop the initialization when cpumask allocation failed and return an
error.

Fixes: 80a064dbd556 ("scmi-cpufreq: Get opp_shared_cpus from opp-v2 for EM")
Signed-off-by: Lukasz Luba <lukasz.luba@arm.com>
Reviewed-by: Sudeep Holla <sudeep.holla@arm.com>
Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/cpufreq/scmi-cpufreq.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/cpufreq/scmi-cpufreq.c b/drivers/cpufreq/scmi-cpufreq.c
index ec9a87ca2dbb..75f818d04b48 100644
--- a/drivers/cpufreq/scmi-cpufreq.c
+++ b/drivers/cpufreq/scmi-cpufreq.c
@@ -134,7 +134,7 @@ static int scmi_cpufreq_init(struct cpufreq_policy *policy)
}

if (!zalloc_cpumask_var(&opp_shared_cpus, GFP_KERNEL))
- ret = -ENOMEM;
+ return -ENOMEM;

/* Obtain CPUs that share SCMI performance controls */
ret = scmi_get_sharing_cpus(cpu_dev, policy->cpus);
--
2.30.2