3910 t_look(3NSL) should never return T_ERROR

*** 17,26 ****
--- 17,27 ----
   * information: Portions Copyright [yyyy] [name of copyright owner]
   *
   * CDDL HEADER END
   */
  /*
+  * Copyright 2014 Gary Mills
   * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
   * Use is subject to license terms.
   */
  
  /*      Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
*** 34,45 ****
   * University Acknowledgment- Portions of this document are derived from
   * software developed by the University of California, Berkeley, and its
   * contributors.
   */
  
- #pragma ident   "%Z%%M% %I%     %E% SMI"
- 
  /*
   * Kernel TLI-like function to read a datagram off of a
   * transport endpoints stream head.
   *
   * Returns:
--- 35,44 ----
*** 47,57 ****
   *              On sucess, type is set to:
   *      T_DATA          If normal data has been received
   *      T_UDERR         If an error indication has been received,
   *                      in which case uderr contains the unitdata
   *                      error number.
-  *      T_ERROR
   */
  
  #include <sys/param.h>
  #include <sys/types.h>
  #include <sys/user.h>
--- 46,55 ----
*** 292,309 ****
                  break;
  
          case M_FLUSH:
                  KTLILOG(1, "t_krcvudata: tli_recv returned M_FLUSH\n", 0);
                  freemsg(bp);
!                 *type = T_ERROR;
                  break;
  
          default:
                  KTLILOG(1, "t_krcvudata: unknown message type %x\n",
                      bp->b_datap->db_type);
                  freemsg(bp);
!                 *type = T_ERROR;
                  break;
          }
  
          return (error);
  }
--- 290,307 ----
                  break;
  
          case M_FLUSH:
                  KTLILOG(1, "t_krcvudata: tli_recv returned M_FLUSH\n", 0);
                  freemsg(bp);
!                 error = EBADMSG;
                  break;
  
          default:
                  KTLILOG(1, "t_krcvudata: unknown message type %x\n",
                      bp->b_datap->db_type);
                  freemsg(bp);
!                 error = EBADMSG;
                  break;
          }
  
          return (error);
  }