Only lock the optical drive if mounted from this

Check if FSTYPE is iso9660 or UDF, and only in this case look the optical drive.

Signed-off-by: Gerardo Exequiel Pozzi <vmlinuz386@yahoo.com.ar>

archiso/hooks/archiso

@@ -124,10 +124,12 @@ run_hook ()
     # Bind our bootmnt dir into the live system
     _mnt_bind /bootmnt /bootmnt
 
+    if [ "${FSTYPE}" = "iso9660" -o "${FSTYPE}" = "udf" ]; then
         if [ -d /proc/sys/dev/cdrom ]; then
             echo 0 > /proc/sys/dev/cdrom/lock
             echo 0 > /proc/sys/dev/cdrom/autoeject
         fi
+    fi
 
     if [ "${break}" = "y" ]; then
         echo ":: Break requested, type 'exit' to resume operation"