3743 zfs needs a refcount audit
Submitted by:   Will Andrews <willa@spectralogic.com>
Submitted by:   Justin Gibbs <justing@spectralogic.com>
Reviewed by:    Matthew Ahrens <mahrens@delphix.com>

*** 181,192 ****
  
                  name_to_bookmark(za.za_name, &zb);
  
                  if (copyout(&zb, (char *)addr +
                      (*count - 1) * sizeof (zbookmark_t),
!                     sizeof (zbookmark_t)) != 0)
                          return (SET_ERROR(EFAULT));
  
                  *count -= 1;
          }
  
          zap_cursor_fini(&zc);
--- 181,194 ----
  
                  name_to_bookmark(za.za_name, &zb);
  
                  if (copyout(&zb, (char *)addr +
                      (*count - 1) * sizeof (zbookmark_t),
!                     sizeof (zbookmark_t)) != 0) {
!                         zap_cursor_fini(&zc);
                          return (SET_ERROR(EFAULT));
+                 }
  
                  *count -= 1;
          }
  
          zap_cursor_fini(&zc);