initskripts: add disc sync before unmounting filesystems.

config/rootfiles/core/56/filelists/files

@@ -1,5 +1,6 @@
 etc/system-release
 etc/issue
+etc/rc.d/init.d/mountfs
 etc/rc.d/init.d/smartenabler
 srv/web/ipfire/cgi-bin/chpasswd.cgi
 srv/web/ipfire/cgi-bin/hardwaregraphs.cgi

src/initscripts/init.d/mountfs

@@ -40,6 +40,10 @@ case "${1}" in
 		;;
 
 	stop)
+		boot_mesg "Syncing discs..."
+		sync && sync
+		evaluate_retval
+
 		boot_mesg "Unmounting all other currently mounted file systems..."
 		umount -a -d -r &>/dev/null
 		evaluate_retval