[1.6.x] Added note to GenericIPAddressField documentation

refs #20484 Backport of fb26c4996a from master
2013-08-07 20:57:56 +02:00 · 2013-08-07 20:57:56 +02:00 · 6264e39c34
parent e3e0cf8a0f
commit 6264e39c34
1 changed files with 3 additions and 0 deletions
--- a/docs/ref/models/fields.txt
+++ b/docs/ref/models/fields.txt
@ -874,6 +874,9 @@ are converted to lowercase.
    ``192.0.2.1``. Default is disabled. Can only be used
    when ``protocol`` is set to ``'both'``.

+If you allow for blank values, you have to allow for null values since blank
+values are stored as null.
+
 ``NullBooleanField``
 --------------------