From e737e223480a6b5df1df69859e0bbf891ad68c88 Mon Sep 17 00:00:00 2001
From: wbx <wbx@3c298f89-4303-0410-b956-a3cf2f4a3e73>
Date: Fri, 30 Sep 2005 11:36:37 +0000
Subject: check if some /proc files exist, before using it, for systems without
 diag kernel modul

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@2008 3c298f89-4303-0410-b956-a3cf2f4a3e73
---
 openwrt/package/base-files/default/etc/init.d/S99done | 2 +-
 openwrt/package/base-files/default/etc/preinit        | 4 ++--
 openwrt/package/base-files/default/sbin/mount_root    | 2 +-
 3 files changed, 4 insertions(+), 4 deletions(-)

(limited to 'openwrt')

diff --git a/openwrt/package/base-files/default/etc/init.d/S99done b/openwrt/package/base-files/default/etc/init.d/S99done
index ce6033721..a260ac3d6 100755
--- a/openwrt/package/base-files/default/etc/init.d/S99done
+++ b/openwrt/package/base-files/default/etc/init.d/S99done
@@ -1,4 +1,4 @@
 #!/bin/sh
 # set leds to normal state
-echo "0x00" > /proc/sys/diag
+[ -f /proc/sys/diag ] && echo "0x00" > /proc/sys/diag
 sysctl -p >&-
diff --git a/openwrt/package/base-files/default/etc/preinit b/openwrt/package/base-files/default/etc/preinit
index ff9bb4b10..d64fdaa51 100755
--- a/openwrt/package/base-files/default/etc/preinit
+++ b/openwrt/package/base-files/default/etc/preinit
@@ -3,9 +3,9 @@
 export PATH=/bin:/sbin:/usr/bin:/usr/sbin
 mount none /proc -t proc
 insmod diag
-echo 0x01 > /proc/sys/diag
+[ -f /proc/sys/diag ] && echo 0x01 > /proc/sys/diag
 sleep 1
-if [ ! -f /proc/sys/reset ] || [ $(cat /proc/sys/reset) = 1 -o "$(nvram get failsafe)" = 1 ]; then
+if [ -f /proc/sys/reset ] && [ $(cat /proc/sys/reset) = 1 -o "$(nvram get failsafe)" = 1 ]; then
 	export FAILSAFE=true
 	[ "$(nvram get boot_wait)" != "on" ] && {
 		nvram set boot_wait=on
diff --git a/openwrt/package/base-files/default/sbin/mount_root b/openwrt/package/base-files/default/sbin/mount_root
index ae78ee488..32a6ee548 100755
--- a/openwrt/package/base-files/default/sbin/mount_root
+++ b/openwrt/package/base-files/default/sbin/mount_root
@@ -4,7 +4,7 @@ if [ "$1" != "failsafe" ]; then
 	mount | grep jffs2 >&-
 	if [ $? = 0 ] ; then
 		if [ $(cat /proc/mtd | wc -l) = 6 ]; then
-			echo 5 > /proc/sys/diag
+			[ -f /proc/sys/diag ] && echo 5 > /proc/sys/diag
 			mtd unlock linux
 			mtd erase OpenWrt
 			jffs2root --move
-- 
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