From fafabb10847753ff04074d36b96f4342c13aed44 Mon Sep 17 00:00:00 2001
From: Stefan Saraev <stefan@saraev.ca>
Date: Thu, 13 Jun 2013 13:16:58 +0300
Subject: [PATCH] hdparm: ups. ash!

---
 packages/tools/hdparm/init.d/32_hdd-sleep | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/packages/tools/hdparm/init.d/32_hdd-sleep b/packages/tools/hdparm/init.d/32_hdd-sleep
index 431aee9847..2df66fc17b 100644
--- a/packages/tools/hdparm/init.d/32_hdd-sleep
+++ b/packages/tools/hdparm/init.d/32_hdd-sleep
@@ -31,7 +31,7 @@ fi
   if [ "$HDD_STANDBY" == "true" ] ; then
     progress "Setup HDD standby"
     [ -z "$HDD_STANDBY_TIME" ] && HDD_STANDBY_TIME=15
-    STANDBY_TIME=$[$HDD_STANDBY_TIME * 12]
+    STANDBY_TIME=$((HDD_STANDBY_TIME * 12))
     for disk in /dev/sd?; do
       hdparm -S $STANDBY_TIME $disk > /dev/null 2>&1
     done