diff --git a/test/moduletest/runtest/bin/enhancedf2fs_t/testcases/bin/enhancedf2fs08.sh b/test/moduletest/runtest/bin/enhancedf2fs_t/testcases/bin/enhancedf2fs08.sh
index 78b06364b5f45e3e9046dc52095dcdc035038e4d..a94e88c384cb8c78f41a5ba32f760c270acc288c 100644
--- a/test/moduletest/runtest/bin/enhancedf2fs_t/testcases/bin/enhancedf2fs08.sh
+++ b/test/moduletest/runtest/bin/enhancedf2fs_t/testcases/bin/enhancedf2fs08.sh
@@ -46,26 +46,30 @@ do_test()
     init_value3=$(cat $_ssr_path/hc_hot_node_lower_limit)
     init_value4=$(cat $_ssr_path/hc_warm_node_lower_limit)
 
-    confirm_value hc_hot_data_lower_limit
-    confirm_value hc_warm_data_lower_limit
-    confirm_value hc_hot_node_lower_limit
+    confirm_value hc_hot_data_lower_limit &&
+    confirm_value hc_warm_data_lower_limit &&
+    confirm_value hc_hot_node_lower_limit &&
     confirm_value hc_warm_node_lower_limit
 
+    [ $? -ne 0 ] && ((ret++))
+
     echo 6000000 > $_ssr_path/hc_hot_data_lower_limit
     echo 6000000 > $_ssr_path/hc_warm_data_lower_limit
     echo 6000000 > $_ssr_path/hc_hot_node_lower_limit
     echo 6000000 > $_ssr_path/hc_warm_node_lower_limit
 
-    confirm_change_value hc_hot_data_lower_limit
-    confirm_change_value hc_warm_data_lower_limit
-    confirm_change_value hc_hot_node_lower_limit
+    confirm_change_value hc_hot_data_lower_limit &&
+    confirm_change_value hc_warm_data_lower_limit &&
+    confirm_change_value hc_hot_node_lower_limit &&
     confirm_change_value hc_warm_node_lower_limit
 
+    [ $? -ne 0 ] && ((ret++))
+
     if [ $ret -eq 0 ];then
-		tst_res TPASS "hierarchical SSR threshold configuration interface pass."
-	else
-		tst_res TFAIL "Hierarchical SSR threshold configuration interface failed!"
-	fi
+        tst_res TPASS "hierarchical SSR threshold configuration interface pass."
+    else
+        tst_res TFAIL "Hierarchical SSR threshold configuration interface failed!"
+    fi
 }
 
 confirm_value()
@@ -73,9 +77,10 @@ confirm_value()
     local result_out1=$(cat /sys/fs/f2fs/loop1/$1)
     if [ "$result_out1" == "5242880" ]; then
         tst_res TPASS "$1 is 5242880 expected."
+        return 0
     else
         tst_res TFAIL "$1 is not 5242880 unexpected!"
-        ret=$(( $ret + 1 ))
+        return 1
     fi
 }
 
@@ -86,7 +91,7 @@ confirm_change_value()
         tst_res TPASS "$1 is 6000000 expected."
     else
         tst_res TFAIL "$1 is not 6000000 unexpected!"
-        ret=$(( $ret + 1 ))
+        return 0
     fi
 }
 
@@ -96,7 +101,7 @@ do_clean()
     echo $init_value2 > $_ssr_path/hc_warm_data_lower_limit
     echo $init_value3 > $_ssr_path/hc_hot_node_lower_limit
     echo $init_value4 > $_ssr_path/hc_warm_node_lower_limit
-    losetup -d /dev/block/loop1 
+    losetup -d /dev/block/loop1
     umount /mnt/f2fs_mount
 }
 
diff --git a/test/moduletest/runtest/bin/enhancedf2fs_t/testcases/bin/enhancedf2fs09.sh b/test/moduletest/runtest/bin/enhancedf2fs_t/testcases/bin/enhancedf2fs09.sh
index 86ecb532e3ff05a174131d60cfef4e88bb1068fa..e5d01013e7998b769554caf1b12bd8a6c36eb070 100644
--- a/test/moduletest/runtest/bin/enhancedf2fs_t/testcases/bin/enhancedf2fs09.sh
+++ b/test/moduletest/runtest/bin/enhancedf2fs_t/testcases/bin/enhancedf2fs09.sh
@@ -100,7 +100,7 @@ do_clean()
     echo $init_value2 > $_ssr_path/hc_warm_data_waterline
     echo $init_value3 > $_ssr_path/hc_hot_node_waterline
     echo $init_value4 > $_ssr_path/hc_warm_node_waterline
-    losetup -d /dev/block/loop1 
+    losetup -d /dev/block/loop1
     umount /mnt/f2fs_mount
 }
 
diff --git a/test/moduletest/runtest/bin/mem_debug_t_init.sh b/test/moduletest/runtest/bin/mem_debug_t_init.sh
index 78fbcc5dc3143289e89155cb1d1bd36918c47ea6..91474c83fb79ce1b065e6acb2a47de0a052c5e5f 100644
--- a/test/moduletest/runtest/bin/mem_debug_t_init.sh
+++ b/test/moduletest/runtest/bin/mem_debug_t_init.sh
@@ -34,20 +34,20 @@ hp_init()
 {
     dd if=/dev/random of=/data/hpdisk bs=4096 count=131072
     losetup /dev/block/loop6 /data/hpdisk
-    hyperhold_device=`cat /proc/sys/kernel/hyperhold/device`
+    hyperhold_device=$(cat /proc/sys/kernel/hyperhold/device)
     echo /dev/block/loop6 > /proc/sys/kernel/hyperhold/device
 }
 
 hp_enable()
 {
-    hyperhold_enable=`cat /proc/sys/kernel/hyperhold/enable`
+    hyperhold_enable=$(cat /proc/sys/kernel/hyperhold/enable)
     echo enable > /proc/sys/kernel/hyperhold/enable
 }
 
 zram_init()
 {
-    zram0_group=`cat /sys/block/zram0/group`
-    zram0_disksize=`cat /sys/block/zram0/disksize`
+    zram0_group=$(cat /sys/block/zram0/group)
+    zram0_disksize=$(cat /sys/block/zram0/disksize)
     echo readwrite > /sys/block/zram0/group
     echo 512M > /sys/block/zram0/disksize
 }