Ticket #13139: patch.diff

apps/django/forms/fields.py

@@ -147 +147 @@
         super(CharField, self).clean(value)
         if value in EMPTY_VALUES:
             return u''
-        value = smart_unicode(value)
+        try:
+            value = smart_unicode(value)
+        except UnicodeDecodeError, e:
+            raise ValidationError(e)
         value_length = len(value)
         if self.max_length is not None and value_length > self.max_length:
             raise ValidationError(self.error_messages['max_length'] % {'max': self.max_length, 'length': value_length})