--- laptop-mode-tools-1.59/usr/share/laptop-mode-tools/modules/hdparm
+++ laptop-mode-tools-1.59/usr/share/laptop-mode-tools/modules/hdparm.new
@@ -17,6 +17,11 @@
 	local MEDIA=
 	local BUS=
 
+	# Make sure the drive exists before checking anything.
+	if [ ! -e $1 ]; then
+		return 1
+	fi
+
 	# If we are running udev, this is the most portable way
 	# It assumes more or less recent udev (> 070)
 	if [ $HAVE_UDEVINFO -ne 0 ] ; then