diff --git a/tools/testing/selftests/memory-hotplug/mem-on-off-test.sh b/tools/testing/selftests/memory-hotplug/mem-on-off-test.sh
index ff4991704d07..b37585e6aa38 100755
--- a/tools/testing/selftests/memory-hotplug/mem-on-off-test.sh
+++ b/tools/testing/selftests/memory-hotplug/mem-on-off-test.sh
@@ -3,30 +3,33 @@
 
 SYSFS=
 
+# Kselftest framework requirement - SKIP code is 4.
+ksft_skip=4
+
 prerequisite()
 {
 	msg="skip all tests:"
 
 	if [ $UID != 0 ]; then
 		echo $msg must be run as root >&2
-		exit 0
+		exit $ksft_skip
 	fi
 
 	SYSFS=`mount -t sysfs | head -1 | awk '{ print $3 }'`
 
 	if [ ! -d "$SYSFS" ]; then
 		echo $msg sysfs is not mounted >&2
-		exit 0
+		exit $ksft_skip
 	fi
 
 	if ! ls $SYSFS/devices/system/memory/memory* > /dev/null 2>&1; then
 		echo $msg memory hotplug is not supported >&2
-		exit 0
+		exit $ksft_skip
 	fi
 
 	if ! grep -q 1 $SYSFS/devices/system/memory/memory*/removable; then
 		echo $msg no hot-pluggable memory >&2
-		exit 0
+		exit $ksft_skip
 	fi
 }