diff --git a/kernel/time/clocksource.c b/kernel/time/clocksource.c
index 64cf63ca09cc58be75bcba8dd03f6133705d94fc..c9317e14aae6cfab03d1c9566a9de3b5cc78a0fa 100644
--- a/kernel/time/clocksource.c
+++ b/kernel/time/clocksource.c
@@ -940,7 +940,7 @@ static ssize_t sysfs_override_clocksource(struct device *dev,
 					  struct device_attribute *attr,
 					  const char *buf, size_t count)
 {
-	size_t ret;
+	ssize_t ret;
 
 	mutex_lock(&clocksource_mutex);
 
@@ -968,7 +968,7 @@ static ssize_t sysfs_unbind_clocksource(struct device *dev,
 {
 	struct clocksource *cs;
 	char name[CS_NAME_LEN];
-	size_t ret;
+	ssize_t ret;
 
 	ret = sysfs_get_uname(buf, name, count);
 	if (ret < 0)