diff -up hplip-3.10.9/io/hpmud/hpmud.c.hpaio-segfault hplip-3.10.9/io/hpmud/hpmud.c

--- hplip-3.10.9/io/hpmud/hpmud.c.hpaio-segfault	2010-12-13 16:53:16.470306314 +0000

+++ hplip-3.10.9/io/hpmud/hpmud.c	2010-12-13 16:53:17.423332321 +0000

@@ -305,6 +305,7 @@ static int new_device(const char *uri, e

    {

       BUG("invalid uri %s\n", uri);

       *result = HPMUD_R_INVALID_URI;

+      index = 0;

       goto bugout;

    }

    msp->device[i].io_mode = mode;