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| author | Paul Kehrer <paul.l.kehrer@gmail.com> | 2014-09-24 21:35:39 -0500 |
|---|---|---|
| committer | Paul Kehrer <paul.l.kehrer@gmail.com> | 2014-09-24 21:35:39 -0500 |
| commit | 49b9fdf44125ce26455cd0fa146b8b31f582049f (patch) | |
| tree | f2bc9fae3744f11d8a6a8748e010dddd0b61c884 | |
| parent | 1a7bdab8b006fcd610ddda8f9c2500df1bdd1000 (diff) | |
| download | cryptography-49b9fdf44125ce26455cd0fa146b8b31f582049f.tar.gz cryptography-49b9fdf44125ce26455cd0fa146b8b31f582049f.tar.bz2 cryptography-49b9fdf44125ce26455cd0fa146b8b31f582049f.zip | |
try/finally the bn_ctx manager
| -rw-r--r-- | cryptography/hazmat/backends/openssl/backend.py | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/cryptography/hazmat/backends/openssl/backend.py b/cryptography/hazmat/backends/openssl/backend.py index 5d2fddc1..cb988ac9 100644 --- a/cryptography/hazmat/backends/openssl/backend.py +++ b/cryptography/hazmat/backends/openssl/backend.py @@ -1018,9 +1018,11 @@ class Backend(object): bn_ctx = self._lib.BN_CTX_new() assert bn_ctx != self._ffi.NULL bn_ctx = self._ffi.gc(bn_ctx, self._lib.BN_CTX_free) - self._lib.BN_CTX_start(bn_ctx) - yield bn_ctx - self._lib.BN_CTX_end(bn_ctx) + try: + self._lib.BN_CTX_start(bn_ctx) + yield bn_ctx + finally: + self._lib.BN_CTX_end(bn_ctx) def _ec_key_set_public_key_affine_coordinates(self, ctx, x, y): """ |