Add a reference to bug 189417 in config.environ().

diff --git a/pym/portage/package/ebuild/config.py b/pym/portage/package/ebuild/config.py
index db30c2c61b47c481da006db25f05d08e44ef038c..57bbdd5dd4084cca754582a49b380808b81993c5 100644 (file)
--- a/pym/portage/package/ebuild/config.py
+++ b/pym/portage/package/ebuild/config.py
@@ -2550,7 +2550,7 @@ class config(object):
                                # Do not allow anything to leak into the ebuild
                                # environment unless it is explicitly whitelisted.
                                # This ensures that variables unset by the ebuild
-                               # remain unset.
+                               # remain unset (bug #189417).
                                continue
                        mydict[x] = myvalue
                if "HOME" not in mydict and "BUILD_PREFIX" in mydict: