From: Dmitry Stogov <dmitry@zend.com>
Date: Wed, 19 Aug 2020 06:30:08 +0000 (+0300)
Subject: Fixed memory leak (ext/hash/tests/mhash_001.phpt failure)
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=736c5dca100813da4a32dab78f524b8b2f9c92e4;p=php

Fixed memory leak (ext/hash/tests/mhash_001.phpt failure)
---

diff --git a/ext/hash/hash.c b/ext/hash/hash.c
index 3f01ebcce6..64be043362 100644
--- a/ext/hash/hash.c
+++ b/ext/hash/hash.c
@@ -1202,7 +1202,7 @@ PHP_FUNCTION(mhash)
 	if (algorithm >= 0 && algorithm < MHASH_NUM_ALGOS) {
 		struct mhash_bc_entry algorithm_lookup = mhash_to_hash[algorithm];
 		if (algorithm_lookup.hash_name) {
-			algo = zend_string_init(algorithm_lookup.hash_name, strlen(algorithm_lookup.hash_name), 1);
+			algo = zend_string_init(algorithm_lookup.hash_name, strlen(algorithm_lookup.hash_name), 0);
 		}
 	}
 
@@ -1211,6 +1211,10 @@ PHP_FUNCTION(mhash)
 	} else {
 		php_hash_do_hash(return_value, algo, data, data_len, 1, 0);
 	}
+
+	if (algo) {
+		zend_string_release(algo);
+	}
 }
 /* }}} */