--- old/usr/src/uts/common/syscall/brandsys.c
          +++ new/usr/src/uts/common/syscall/brandsys.c

   1    1  /*
   2    2   * CDDL HEADER START
   3    3   *
   4    4   * The contents of this file are subject to the terms of the
   5    5   * Common Development and Distribution License (the "License").
   6    6   * You may not use this file except in compliance with the License.
   7    7   *
   8    8   * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
   9    9   * or http://www.opensolaris.org/os/licensing.
  10   10   * See the License for the specific language governing permissions
  11   11   * and limitations under the License.
  12   12   *
  13   13   * When distributing Covered Code, include this CDDL HEADER in each
  14   14   * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  15   15   * If applicable, add the following below this CDDL HEADER, with the
  16   16   * fields enclosed by brackets "[]" replaced with your own identifying
  17   17   * information: Portions Copyright [yyyy] [name of copyright owner]
  18   18   *
  19   19   * CDDL HEADER END
  20   20   */
  21   21  /*
  22   22   * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
  23   23   * Use is subject to license terms.
  24   24   */
  25   25  
  26   26  /*
  27   27   * Copyright 2016 Joyent, Inc.
  28   28   */
  29   29  
  30   30  #include <sys/brand.h>
  31   31  #include <sys/systm.h>
  32   32  #include <sys/types.h>
  33   33  #include <sys/zone.h>
  34   34  
  35   35  /*
  36   36   * brand(2) system call.
  37   37   */
  38   38  int64_t
  39   39  brandsys(int cmd, uintptr_t arg1, uintptr_t arg2, uintptr_t arg3,
  40   40      uintptr_t arg4)
  41   41  {
  42   42          struct proc *p = curthread->t_procp;
  43   43          int64_t rval = 0;
  44   44          int err;
  45   45  
  46   46          /*
  47   47           * The brandsys system call can only be executed from inside a
  48   48           * branded zone.
  49   49           */
  50   50          if (INGLOBALZONE(p) || !ZONE_IS_BRANDED(p->p_zone))
  51   51                  return (set_errno(ENOSYS));
  52   52  
  53   53          if ((err = ZBROP(p->p_zone)->b_brandsys(cmd, &rval, arg1, arg2, arg3,
  54   54              arg4)) != 0)
  55   55                  return (set_errno(err));
  56   56  
  57   57          return (rval);
  58   58  }

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