[Python-checkins] [python/cpython] 8acb4c: bpo-30602: Fix refleak in os.spawnv() (#2212)

[GitHub]

  Branch: refs/heads/master
  Home:   https://github.com/python/cpython
  Commit: 8acb4cf2b3436652568d7a70228b166316181466
      https://github.com/python/cpython/commit/8acb4cf2b3436652568d7a70228b166316181466
  Author: Victor Stinner <victor.stinner at gmail.com>
  Date:   2017-06-15 (Thu, 15 Jun 2017)

  Changed paths:
    M Modules/posixmodule.c

  Log Message:
  -----------
  bpo-30602: Fix refleak in os.spawnv() (#2212)

When os.spawnv() fails while handling arguments, free correctly
argvlist: pass lastarg+1 rather than lastarg to free_string_array()
to also free the first item.