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-rw-r--r--Modules/_cryptmodule.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/Modules/_cryptmodule.c b/Modules/_cryptmodule.c
index 5d03f45f64..00c1f4f698 100644
--- a/Modules/_cryptmodule.c
+++ b/Modules/_cryptmodule.c
@@ -42,6 +42,9 @@ crypt_crypt_impl(PyObject *module, const char *word, const char *salt)
#else
crypt_result = crypt(word, salt);
#endif
+ if (crypt_result == NULL) {
+ return PyErr_SetFromErrno(PyExc_OSError);
+ }
return Py_BuildValue("s", crypt_result);
}