remove useless var

1 files changed, 2 insertions, 5 deletions

diff --git a/src/sp_cookie_encryption.c b/src/sp_cookie_encryption.c
index 5c3c372..9e585c5 100644
--- a/src/sp_cookie_encryption.c
+++ b/src/sp_cookie_encryption.c
@@ -42,7 +42,6 @@ static inline void generate_key(unsigned char *key) {
 int decrypt_cookie(zval *pDest, int num_args, va_list args,
                    zend_hash_key *hash_key) {
   unsigned char key[crypto_secretbox_KEYBYTES] = {0};
-  size_t value_len;
   zend_string *debase64;
   unsigned char *decrypted;
   sp_cookie *cookie = zend_hash_find_ptr(SNUFFLEUPAGUS_G(config).config_cookie->cookies,
@@ -56,13 +55,11 @@ int decrypt_cookie(zval *pDest, int num_args, va_list args,
 
   generate_key(key);
 
-  value_len = Z_STRLEN_P(pDest);
-
-  if (value_len == 0) {
+  if (Z_STRLEN_P(pDest) == 0) {
     return ZEND_HASH_APPLY_KEEP;
   }
 
-  debase64 = php_base64_decode((unsigned char *)(Z_STRVAL_P(pDest)), value_len);
+  debase64 = php_base64_decode((unsigned char *)(Z_STRVAL_P(pDest)), Z_STRLEN_P(pDest));
 
   if (ZSTR_LEN(debase64) <
       crypto_secretbox_NONCEBYTES + crypto_secretbox_ZEROBYTES) {