Tag correction.

git-svn-id: http://svn.linuxfromscratch.org/LFS/trunk/BOOK@4919 4aa44e1e-78dd-0310-a6d2-fbcd4c07a689

chapter07/udev.xml

@@ -222,7 +222,7 @@ modules when any request is made to load the driver
 sites:</para>
 
 <itemizedlist>
-<listitem><para>A Userspace Implementation of devfs
+<listitem><para>A Userspace Implementation of <systemitem class="filesystem">devfs</systemitem>
 <ulink url="http://www.kroah.com/linux/talks/ols_2003_udev_paper/Reprint-Kroah-Hartman-OLS2003.pdf"/></para></listitem>
 
 <listitem><para>udev FAQ