btrfs-progs: improve init script

check for btrfs in /proc/filesystems instead of /proc/modules

Signed-off-by: Daniel Golle <daniel@makrotopia.org>

utils/btrfs-progs/Makefile

@@ -9,7 +9,7 @@ include $(TOPDIR)/rules.mk
 
 PKG_NAME:=btrfs-progs
 PKG_VERSION:=3.17.3
-PKG_RELEASE:=1
+PKG_RELEASE:=2
 
 PKG_SOURCE:=$(PKG_NAME)-v$(PKG_VERSION).tar.xz
 PKG_SOURCE_URL:=@KERNEL/linux/kernel/people/kdave/btrfs-progs/

utils/btrfs-progs/files/btrfs-scan.init

@@ -1,9 +1,9 @@
 #!/bin/sh /etc/rc.common
-# Copyright (C) 2009 OpenWrt.org
+# Copyright (C) 2014 OpenWrt.org
 
 START=19
 
 start() {
-	grep -q btrfs /proc/modules && /usr/bin/btrfs device scan
+	grep -q btrfs /proc/filesystems && /usr/bin/btrfs device scan
 }