NEX-9538 dladm_str2bw() does not reset errno which is checked after string conversion
Reviewed by: Yuri Pankov <yuri.pankov@nexenta.com>
Reviewed by: Alex Deiter <alex.deiter@nexenta.com>
Reviewed by: Jean McCormack <jean.mccormack@nexenta.com>
NEX-9184 libdladm/dlmgmtd should do a better link name validation
Reviewed by: Roman Strashkin <roman.strashkin@nexenta.com>
Reviewed by: Alex Deiter <alex.deiter@nexenta.com>

*** 494,503 ****
--- 494,504 ----
  {
          char            *endp = NULL;
          int64_t         n;
          int             mult = 1;
  
+         errno = 0;
          n = strtoull(oarg, &endp, 10);
  
          if ((errno != 0) || (strlen(endp) > 1))
                  return (DLADM_STATUS_BADARG);