bad_attrs: add a comment

1 files changed, 2 insertions, 0 deletions

diff --git a/bad_attrs.py b/bad_attrs.py
index fc1f4d8..4683540 100755
--- a/bad_attrs.py
+++ b/bad_attrs.py
@@ -98,6 +98,8 @@ def path_has_bad_flags(path):
             # Either one of:
             #     Inappropriate ioctl for device
             #     Permission denied
+            # It's relied upon that fcntl throws OSError instead of
+            # PermissionError.
             logging.warning('%s: %s', path, e)
             return False
         raise