diff --git a/package/base-files/files/lib/functions/boot.sh b/package/base-files/files/lib/functions/boot.sh
index 6bdd7a1490..8c3f27ba4f 100644
--- a/package/base-files/files/lib/functions/boot.sh
+++ b/package/base-files/files/lib/functions/boot.sh
@@ -71,7 +71,7 @@ boot_run_hook() {
 find_mtd_part() {
 	local PART="$(grep "\"$1\"" /proc/mtd | awk -F: '{print $1}')"
 	local PREFIX=/dev/mtdblock
-	
+
 	PART="${PART##mtd}"
 	[ -d /dev/mtdblock ] && PREFIX=/dev/mtdblock/
 	echo "${PART:+$PREFIX$PART}"
@@ -88,11 +88,11 @@ dupe() { # <new_root> <old_root>
 	cd $1
 	echo -n "creating directories... "
 	{
-		cd $2 
+		cd $2
 		find . -xdev -type d
 		echo "./dev ./overlay ./mnt ./proc ./tmp"
 		# xdev skips mounted directories
-		cd $1 
+		cd $1
 	} | xargs mkdir -p
 	echo "done"
 
@@ -131,7 +131,7 @@ fopivot() { # <rw_root> <ro_root> <dupe?>
 			mount -t mini_fo -o base=/,sto=$1 "mini_fo:$1" /mnt 2>&- && root=/mnt
 		else
 			mount --bind / /mnt
-			mount --bind -o union "$1" /mnt && root=/mnt 
+			mount --bind -o union "$1" /mnt && root=/mnt
 		fi
 	} || {
 		[ "$3" = "1" ] && {