diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/cryptography/x509.py | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/src/cryptography/x509.py b/src/cryptography/x509.py index cee0cc39..dfc0af8c 100644 --- a/src/cryptography/x509.py +++ b/src/cryptography/x509.py @@ -536,10 +536,10 @@ class DistributionPoint(object): "crl_issuer must be None or a list of general names" ) - if reasons and not all( + if reasons and (not isinstance(reasons, frozenset) or not all( isinstance(x, ReasonFlags) for x in reasons - ): - raise TypeError("reasons must be None or list of ReasonFlags") + )): + raise TypeError("reasons must be None or frozenset of ReasonFlags") if reasons and ( ReasonFlags.unspecified in reasons or |