Make options -M and -2 work

AUTHORS

@@ -6,6 +6,7 @@ Pablo Cholaky <waltercool at slash.cl>
 Guillaume Delvit (https://github.com/guiguid) (Arch documentation)
 Sven Eden <sven.eden at gmx.de>
 Florian Gamböck <mail at floga.de>:
+GimmeHardware (https://github.com/GimmeHardware)
 Karol Herbst <git at karolherbst.de>
 ko-zu
 Thomas Kear

ChangeLog

@@ -1,5 +1,14 @@
 # ChangeLog for zram-init:
 
+*zram-init-10.12:
+	Martin Väth <martin at mvath.de>:
+	- Make the options -M and -2 work. Thanks to GimmeHardware for the
+	  report. See https://github.com/vaeth/zram-init/issues/34
+
+*zram-init-10.11:
+	Kriss:
+	- Fix typo introduced in 10.10
+
 *zram-init-10.10:
 	Martin Väth <martin at mvath.de>:
 	- Let mlim (-S) actually be in megabytes as documented (not in bytes).

sbin/zram-init.in

@@ -412,11 +412,11 @@ ext2)
 		|| xFatal 'mkfs.ext2 ${devnode} failed'
 	eval "set -- a $tune2fs_opt"
 	shift
-	tune2fs -c0 -i0 -m0 -- "$devnode" >/dev/null
+	tune2fs -c0 -i0 -m0 ${1+"$@"} -- "$devnode" >/dev/null
 	$mount || exit 0
 	eval "set -- a $mount_opt"
 	shift
-	mount -t ext2 ${opts:+-o "$opts"} -- "$devnode" "$dir" \
+	mount -t ext2 ${opts:+-o "$opts"} ${1+"$@"} -- "$devnode" "$dir" \
 		|| xFatal 'mount ${devnode} failed';;
 ext4)
 	fsopts=$fsopts',extent,^uninit_bg,dir_nlink,extra_isize,^has_journal'
@@ -427,12 +427,12 @@ ext4)
 		|| xFatal 'mkfs.ext4 ${devnode} failed'
 	eval "set -- a $tune2fs_opt"
 	shift
-	tune2fs -c0 -i0 -m0 -- "$devnode" >/dev/null
+	tune2fs -c0 -i0 -m0 ${1+"$@"} -- "$devnode" >/dev/null
 	$mount || exit 0
 	! $discard || opts=$opts${opts:+,}'discard'
 	eval "set -- a $mount_opt"
 	shift
-	mount -t ext4 ${opts:+-o "$opts"} -- "$devnode" "$dir" \
+	mount -t ext4 ${opts:+-o "$opts"} ${1+"$@"} -- "$devnode" "$dir" \
 		|| xFatal 'mount ${devnode} failed';;
 btrfs)
 	mkfs.btrfs -d single -m single \
@@ -442,7 +442,7 @@ btrfs)
 	$mount || exit 0
 	eval "set -- a $mount_opt"
 	shift
-	mount -t btrfs ${opts:+-o "$opts"} -- "$devnode" "$dir" \
+	mount -t btrfs ${opts:+-o "$opts"} ${1+"$@"} -- "$devnode" "$dir" \
 		|| xFatal 'mount ${devnode} failed';;
 xfs)
 	mkfs.xfs ${label:+-L "$label"} ${uuid:+-m uuid="$uuid"} \
@@ -451,7 +451,7 @@ xfs)
 	$mount || exit 0
 	eval "set -- a $mount_opt"
 	shift
-	mount -t xfs ${opts:+-o "$opts"} -- "$devnode" "$dir" \
+	mount -t xfs ${opts:+-o "$opts"} ${1+"$@"} -- "$devnode" "$dir" \
 		|| xFatal 'mount ${devnode} failed';;
 *)
 	xFatal 'unsupported filesystem ${fstype}';;