From: Johannes Schlüter <johannes@php.net>
Date: Fri, 2 Jul 2010 19:17:45 +0000 (+0000)
Subject: Fix bug #52238: Crash when an Exception occured in iterator_to_array
X-Git-Tag: php-5.4.0alpha1~191^2~1217
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=21d5041c033a4e2b872ec689beb805dc77e9505b;p=php

Fix bug #52238: Crash when an Exception occured in iterator_to_array
---

diff --git a/ext/spl/spl_iterators.c b/ext/spl/spl_iterators.c
index c8d0e64461..95188b73d6 100755
--- a/ext/spl/spl_iterators.c
+++ b/ext/spl/spl_iterators.c
@@ -3033,7 +3033,9 @@ PHPAPI int spl_iterator_apply(zval *obj, spl_iterator_apply_func_t apply_func, v
 	}
 
 done:
-	iter->funcs->dtor(iter TSRMLS_CC);
+	if (iter) {
+		iter->funcs->dtor(iter TSRMLS_CC);
+	}
 	return EG(exception) ? FAILURE : SUCCESS;
 }
 /* }}} */
diff --git a/ext/spl/tests/bug52238.phpt b/ext/spl/tests/bug52238.phpt
new file mode 100644
index 0000000000..85410bdf1e
--- /dev/null
+++ b/ext/spl/tests/bug52238.phpt
@@ -0,0 +1,24 @@
+--TEST--
+Bug #52238 - Crash when an Exception occured in iterator_to_array
+--FILE--
+<?php
+class Foo implements IteratorAggregate
+{
+    public function bar() {
+        throw new Exception;
+    }
+					        
+    public function getIterator() {
+        return new ArrayIterator($this->bar());
+    }
+}
+var_dump(iterator_to_array(new Foo));
+?>
+--EXPECTF--
+Fatal error: Uncaught exception 'Exception' in %s
+Stack trace:
+#0 %s: Foo->bar()
+#1 [internal function]: Foo->getIterator()
+#2 %s: iterator_to_array(Object(Foo))
+#3 {main}
+  thrown in %s on line %d