Description of problem:
- When shutting down or rebooting, if /sys/class/iscsi_session/ does not exist, /etc/rc.d/init.d/network shows an error

Version-Release number of selected component (if applicable):
initscripts-8.45.33-1.el5.x86_64

Steps to Reproduce:
1. Set up a machine without iSCSI
2. Log the console output
3. # shutdown -h now
  
Actual results:
"""
Shutting down system logger: [ OK ] 
find: /sys/class/iscsi_session/: No such file or directory 
Shutting down interface eth0: [ OK ]
"""

Expected results:
- No error messages.


Additional info:
- Can be fixed with:

--- etc/rc.d/init.d/network.orig	2011-04-07 09:43:38.000000000 +0100
+++ etc/rc.d/init.d/network	2011-04-07 09:43:57.000000000 +0100
@@ -202,3 +202,3 @@
 	if [ "$RUNLEVEL" = "6" -o "$RUNLEVEL" = "0" -o "$RUNLEVEL" = "1" ]; then
-		if [ `find /sys/class/iscsi_session/ -mindepth 1 -maxdepth 1 -type d | wc -l` -ge 1 ]; then
+		if [ `find /sys/class/iscsi_session/ -mindepth 1 -maxdepth 1 -type d 2> /dev/null | wc -l` -ge 1 ]; then
 			exit 1

Visitors, please note that:
- This is a benign error message, it can be discarded.
- It will only appear in runlevel 0, 1, 6, hence not during a simple "service network restart".