MFH: fix #39125 (Memleak when reflecting non-existing class/method)

NEWS

@@ -4,9 +4,10 @@ PHP                                                                        NEWS
 - Fixed bug #38458, PECL bug #8944, PECL bug #7775 (error retrieving
   columns after long/text columns with PDO_ODBC). (Wez)
 - Fixed PECL bug #8816 (issue in php_oci_statement_fetch with more than one 
+  piecewise column) (jeff at badtz-maru dot com, Tony)
 - Fixed PECL bug #7755 (error selecting DOUBLE fields with PDO_ODBC).
   ("slaws", Wez)
-  piecewise column) (jeff at badtz-maru dot com, Tony)
+- Fixed bug #39125 (Memleak when reflecting non-existing class/method). (Tony)
 - Fixed bug #39067 (getDeclaringClass() and private properties). (Tony)
 - Fixed bug #39034 (curl_exec() with return transfer returns TRUE on empty
   files). (Ilia)

ext/reflection/php_reflection.c

@@ -2165,6 +2165,7 @@ ZEND_METHOD(reflection_method, __construct)
 			return;
 		}
 		if ((tmp = strstr(name_str, "::")) == NULL) {
+			zend_throw_exception_ex(reflection_exception_ptr, 0 TSRMLS_CC, "Invalid method name %s", name_str); 
 			return;
 		}
 		classname = &ztmp;
@@ -2186,6 +2187,9 @@ ZEND_METHOD(reflection_method, __construct)
 			if (zend_lookup_class(Z_STRVAL_P(classname), Z_STRLEN_P(classname), &pce TSRMLS_CC) == FAILURE) {
 				zend_throw_exception_ex(reflection_exception_ptr, 0 TSRMLS_CC,
 						"Class %s does not exist", Z_STRVAL_P(classname)); 
+				if (classname == &ztmp) {
+					zval_dtor(&ztmp);
+				}
 				return;
 			}
 			ce = *pce;
@@ -2196,6 +2200,9 @@ ZEND_METHOD(reflection_method, __construct)
 			break;
 
 		default:
+			if (classname == &ztmp) {
+				zval_dtor(&ztmp);
+			}
 			_DO_THROW("The parameter class is expected to be either a string or an object");
 			/* returns out of this function */
 	}

ext/reflection/tests/008.phpt

@@ -0,0 +1,39 @@
+--TEST--
+ReflectionMethod::__construct() tests
+--FILE--
+<?php
+
+$a = array("", 1, "::", "a::", "::b", "a::b");
+
+foreach ($a as $val) {
+	try {
+		new ReflectionMethod($val);
+	} catch (Exception $e) {
+		var_dump($e->getMessage());
+	}
+}
+ 
+$a = array("", 1, "");
+$b = array("", "", 1);
+ 
+foreach ($a as $key=>$val) {
+	try {
+		new ReflectionMethod($val, $b[$key]);
+	} catch (Exception $e) {
+		var_dump($e->getMessage());
+	}
+}
+
+echo "Done\n";
+?>
+--EXPECTF--	
+string(20) "Invalid method name "
+string(21) "Invalid method name 1"
+string(21) "Class  does not exist"
+string(22) "Class a does not exist"
+string(21) "Class  does not exist"
+string(22) "Class a does not exist"
+string(21) "Class  does not exist"
+string(66) "The parameter class is expected to be either a string or an object"
+string(21) "Class  does not exist"
+Done