diff --git a/shadowsocks/crypto/ctypes_openssl.py b/shadowsocks/crypto/ctypes_openssl.py
index 9e0dfca..5ddff15 100644
--- a/shadowsocks/crypto/ctypes_openssl.py
+++ b/shadowsocks/crypto/ctypes_openssl.py
@@ -83,9 +83,9 @@ def load_cipher(cipher_name):
 
 class CtypesCrypto(object):
     def __init__(self, cipher_name, key, iv, op):
+        self._ctx = None
         if not loaded:
             load_openssl()
-        self._ctx = None
         cipher = libcrypto.EVP_get_cipherbyname(cipher_name)
         if not cipher:
             cipher = load_cipher(cipher_name)
diff --git a/shadowsocks/eventloop.py b/shadowsocks/eventloop.py
index 55c30bb..2b2459f 100644
--- a/shadowsocks/eventloop.py
+++ b/shadowsocks/eventloop.py
@@ -234,7 +234,7 @@ class EventLoop(object):
                     traceback.print_exc()
             for handler in self._handlers_to_remove:
                 self._handlers.remove(handler)
-                self._handlers_to_remove = []
+            self._handlers_to_remove = []
             self._iterating = False