diff --git a/kernel/time/clockevents.c b/kernel/time/clockevents.c
index 38959c86678987d0306548b73c03b9413c68b321..30554b9fb1f7af1e83bc5f4c31073d566a74c2c3 100644
--- a/kernel/time/clockevents.c
+++ b/kernel/time/clockevents.c
@@ -584,7 +584,7 @@ static ssize_t sysfs_unbind_tick_dev(struct device *dev,
 				     const char *buf, size_t count)
 {
 	char name[CS_NAME_LEN];
-	size_t ret = sysfs_get_uname(buf, name, count);
+	ssize_t ret = sysfs_get_uname(buf, name, count);
 	struct clock_event_device *ce;
 
 	if (ret < 0)
diff --git a/kernel/time/clocksource.c b/kernel/time/clocksource.c
index c9317e14aae6cfab03d1c9566a9de3b5cc78a0fa..ba3e502c955a4e00311a15c187072e13b79b91bd 100644
--- a/kernel/time/clocksource.c
+++ b/kernel/time/clocksource.c
@@ -909,7 +909,7 @@ sysfs_show_current_clocksources(struct device *dev,
 	return count;
 }
 
-size_t sysfs_get_uname(const char *buf, char *dst, size_t cnt)
+ssize_t sysfs_get_uname(const char *buf, char *dst, size_t cnt)
 {
 	size_t ret = cnt;
 
diff --git a/kernel/time/tick-internal.h b/kernel/time/tick-internal.h
index bc906cad709b1dad2f1e3c75fa4ec32a81dc99a7..18e71f7fbc2a546c7c060abe4ceb1820062dd3a8 100644
--- a/kernel/time/tick-internal.h
+++ b/kernel/time/tick-internal.h
@@ -31,7 +31,7 @@ extern void tick_install_replacement(struct clock_event_device *dev);
 
 extern void clockevents_shutdown(struct clock_event_device *dev);
 
-extern size_t sysfs_get_uname(const char *buf, char *dst, size_t cnt);
+extern ssize_t sysfs_get_uname(const char *buf, char *dst, size_t cnt);
 
 /*
  * NO_HZ / high resolution timer shared code