[MOD] STR #4124: Xerox Phaser 6000B cups-deviced detection failure

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Hi,
I just bought this cheapo Xerox Phaser 6000B, which is a Laser Color
printer. Xerox is providing CUPS drivers for it and they work great.
Even though, cups-deviced fails to autodetect the USB device, due to this
error:


D [13/Jun/2012:01:51:20 +0200] [cups-deviced] Started backend
/usr/libexec/cups/backend/bluetooth (PID 19258)
D [13/Jun/2012:01:51:20 +0200] [cups-deviced] Started backend
/usr/libexec/cups/backend/smb (PID 19259)
D [13/Jun/2012:01:51:20 +0200] [cups-deviced] Started backend
/usr/libexec/cups/backend/beh (PID 19260)
D [13/Jun/2012:01:51:20 +0200] [cups-deviced] Started backend
/usr/libexec/cups/backend/usb (PID 19261)
D [13/Jun/2012:01:51:20 +0200] [cups-deviced] Started backend
/usr/libexec/cups/backend/serial (PID 19262)
D [13/Jun/2012:01:51:20 +0200] [cups-deviced] Started backend
/usr/libexec/cups/backend/http (PID 19263)
D [13/Jun/2012:01:51:20 +0200] [cups-deviced] Started backend
/usr/libexec/cups/backend/https (PID 19264)
D [13/Jun/2012:01:51:20 +0200] [cups-deviced] Started backend
/usr/libexec/cups/backend/ipp (PID 19265)
D [13/Jun/2012:01:51:20 +0200] [cups-deviced] Started backend
/usr/libexec/cups/backend/socket (PID 19266)
D [13/Jun/2012:01:51:20 +0200] [cups-deviced] Started backend
/usr/libexec/cups/backend/ipps (PID 19267)
D [13/Jun/2012:01:51:20 +0200] [cups-deviced] Started backend
/usr/libexec/cups/backend/lpd (PID 19268)
D [13/Jun/2012:01:51:20 +0200] [cups-deviced] Started backend
/usr/libexec/cups/backend/snmp (PID 19269)
D [13/Jun/2012:01:51:20 +0200] [cups-deviced] Started backend
/usr/libexec/cups/backend/parallel (PID 19270)
D [13/Jun/2012:01:51:20 +0200] [cups-deviced] PID 19258 (bluetooth) exited
with no errors.
D [13/Jun/2012:01:51:20 +0200] [cups-deviced] Found device "smb"...
D [13/Jun/2012:01:51:20 +0200] [cups-deviced] PID 19259 (smb) exited with
no errors.
D [13/Jun/2012:01:51:20 +0200] [cups-deviced] PID 19270 (parallel) exited
with no errors.
D [13/Jun/2012:01:51:20 +0200] [cups-deviced] Found device "beh"...
D [13/Jun/2012:01:51:20 +0200] [cups-deviced] Found device "ipp"...
D [13/Jun/2012:01:51:20 +0200] [cups-deviced] Found device "https"...
D [13/Jun/2012:01:51:20 +0200] [cups-deviced] PID 19264 (https) exited
with no errors.
D [13/Jun/2012:01:51:20 +0200] [cups-deviced] Found device "http"...
D [13/Jun/2012:01:51:20 +0200] [cups-deviced] PID 19263 (http) exited with
no errors.
D [13/Jun/2012:01:51:20 +0200] [cups-deviced] PID 19260 (beh) exited with
no errors.
D [13/Jun/2012:01:51:20 +0200] [cups-deviced] PID 19265 (ipp) exited with
no errors.
D [13/Jun/2012:01:51:20 +0200] [cups-deviced] Found device "socket"...
D [13/Jun/2012:01:51:20 +0200] [cups-deviced] Found device "ipps"...
D [13/Jun/2012:01:51:20 +0200] [cups-deviced] Found device "lpd"...
D [13/Jun/2012:01:51:20 +0200] [cups-deviced] PID 19266 (socket) exited
with no errors.
D [13/Jun/2012:01:51:20 +0200] [cups-deviced] PID 19267 (ipps) exited with
no errors.
D [13/Jun/2012:01:51:20 +0200] [cups-deviced] PID 19268 (lpd) exited with
no errors.
D [13/Jun/2012:01:51:20 +0200] [cups-deviced] PID 19262 (serial) exited
with no errors.
E [13/Jun/2012:01:51:20 +0200] [cups-deviced] Bad line from "usb": direct
usb://Xerox/Phaser%206000B?serial=3168745663 "Xerox Phaser 6000B" "Xerox
Phaser 6000B" "MFG:Xerox;CMD:HBPL;MDL:Phaser 6000B;DES:Xerox Phaser 6000
Color Laser Printer,Letter/A4
size;CLS:PRINTER;STS:AAAWAQD/AP8AAAAAAAIAAWQDZANkA2QDAAAAAGQDQAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAD/
E [13/Jun/2012:01:51:20 +0200] [cups-deviced] Bad line from "usb":  /w==;"
""
D [13/Jun/2012:01:51:20 +0200] [cups-deviced] PID 19261 (usb) exited with
no errors.
D [13/Jun/2012:01:51:22 +0200] [cups-deviced] PID 19269 (snmp) exited with
no errors.
D [13/Jun/2012:01:51:22 +0200] PID 19257
(/usr/libexec/cups/daemon/cups-deviced) exited with no errors.


Relevant line:
E [13/Jun/2012:01:51:20 +0200] [cups-deviced] Bad line from "usb":  /w==;"
""

Manually configuring printers.conf works:

<Printer Xerox>
  UUID urn:uuid:xxxxxxxxx
  Info Xerox
  Location 
  MakeModel Xerox Phaser 6000B v1.0
  DeviceURI usb://Xerox/Phaser%206000B?serial=XXXXXXXX
  State Idle
  StateTime 1339545181
  Type 8392908
  Accepting Yes
  Shared Yes
  JobSheets none none
  QuotaPeriod 0
  PageLimit 0
  KLimit 0
  OpPolicy default
  ErrorPolicy stop-printer
</Printer>

Link: http://www.cups.org/str.php?L4124
Version: 1.5.2