Fix opendir error condition checks

Thanks to Laszlo Papp <djszapi@archlinux.us> for the following catch:
  opendir(path)) == (DIR *)-1;
is maybe the result of misunderstanding the manpage. If an opendir() call
isn't successful it returns NULL rather than '(DIR *)-1'.

Noticed-by: Laszlo Papp <djszapi@archlinux.us>
Signed-off-by: Dan McGee <dan@archlinux.org>

0 files changed, 0 insertions, 0 deletions