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-rw-r--r--system/libraries/Encrypt.php4
1 files changed, 2 insertions, 2 deletions
diff --git a/system/libraries/Encrypt.php b/system/libraries/Encrypt.php
index 102b1dfdd..959e2eea8 100644
--- a/system/libraries/Encrypt.php
+++ b/system/libraries/Encrypt.php
@@ -449,7 +449,7 @@ class CI_Encrypt {
*/
protected function _get_cipher()
{
- if ($this->_mcrypt_cipher === '')
+ if ($this->_mcrypt_cipher === NULL)
{
return $this->_mcrypt_cipher = MCRYPT_RIJNDAEL_256;
}
@@ -466,7 +466,7 @@ class CI_Encrypt {
*/
protected function _get_mode()
{
- if ($this->_mcrypt_mode === '')
+ if ($this->_mcrypt_mode === NULL)
{
return $this->_mcrypt_mode = MCRYPT_MODE_CBC;
}