[PATCHv2 3/5] selftests: check percentage range for memory-hotplug test

[Po-Hsu Lin]

Check the precentage range for -r flag in memory-hotplug test.

Signed-off-by: Po-Hsu Lin <po-hsu.lin@xxxxxxxxxxxxx>
---
 .../selftests/memory-hotplug/mem-on-off-test.sh    |    4 ++++
 1 file changed, 4 insertions(+)

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 993ff2b..c735ece 100755
--- a/tools/testing/selftests/memory-hotplug/mem-on-off-test.sh
+++ b/tools/testing/selftests/memory-hotplug/mem-on-off-test.sh
@@ -136,6 +136,10 @@ while getopts e:hp:r: opt; do
 		;;
 	r)
 		ratio=$OPTARG
+		if [ "$ratio" -gt 100 ] || [ "$ratio" -lt 0 ]; then
+			echo "The percentage should be an integer within 0~100 range"
+			exit 1
+		fi
 		;;
 	esac
 done
-- 
1.7.9.5