Re: USB printing panic

[Martin Husemann <martin%duskware.de@localhost>]

Can you try something like this?

Martin

Index: ulpt.c
===================================================================
RCS file: /cvsroot/src/sys/dev/usb/ulpt.c,v
retrieving revision 1.85
diff -u -p -r1.85 ulpt.c
--- ulpt.c      3 Nov 2010 22:34:24 -0000       1.85
+++ ulpt.c      10 Feb 2011 09:33:25 -0000
@@ -656,7 +656,7 @@ ulptclose(dev_t dev, int flag, int mode,
 
        if (sc->sc_has_callout) {
                DPRINTFN(2, ("ulptclose: stopping read callout\n"));
-               callout_stop(&sc->sc_read_callout);
+               callout_halt(&sc->sc_read_callout, NULL);
                sc->sc_has_callout = 0;
        }