From: Qianfeng Rong <rongqianfeng@vivo.com>
Date: Tue, 2 Sep 2025 11:45:42 +0000 (+0800)
Subject: cpufreq: Use int type to store negative error codes
X-Git-Tag: v6.18-rc1~152^2~5^2~5^2~9
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=b49d70849530f046b1f9a42c963840ca91c60929;p=thirdparty%2Flinux.git

cpufreq: Use int type to store negative error codes

Change the 'ret' variable in store_scaling_setspeed() from unsigned int to
int, as it needs to store either negative error codes or zero returned
by kstrtouint().

No effect on runtime.

Signed-off-by: Qianfeng Rong <rongqianfeng@vivo.com>
Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
Link: https://patch.msgid.link/20250902114545.651661-2-rongqianfeng@vivo.com
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
---

diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c
index 5fcc99f768d2e..6812afdf0dbff 100644
--- a/drivers/cpufreq/cpufreq.c
+++ b/drivers/cpufreq/cpufreq.c
@@ -914,7 +914,7 @@ static ssize_t store_scaling_setspeed(struct cpufreq_policy *policy,
 					const char *buf, size_t count)
 {
 	unsigned int freq = 0;
-	unsigned int ret;
+	int ret;
 
 	if (!policy->governor || !policy->governor->store_setspeed)
 		return -EINVAL;