From 1e462057cdcb82c57c18dbb45ca21893def6ac56 Mon Sep 17 00:00:00 2001
From: Pierre Joye <pajoye@php.net>
Date: Fri, 27 Jan 2012 10:56:33 +0000
Subject: [PATCH] - fix #60895, possible invalid handler usage

---
 win32/winutil.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/win32/winutil.c b/win32/winutil.c
index 1e8bf0bedb5..d9609f7987e 100644
--- a/win32/winutil.c
+++ b/win32/winutil.c
@@ -62,8 +62,10 @@ void php_win32_init_rng_lock()
 void php_win32_free_rng_lock()
 {
 	tsrm_mutex_lock(php_lock_win32_cryptoctx);
-	CryptReleaseContext(hCryptProv, 0);
-	has_crypto_ctx = 0;
+	if (has_crypto_ctx == 1) {
+		CryptReleaseContext(hCryptProv, 0);
+		has_crypto_ctx = 0;
+	}
 	tsrm_mutex_unlock(php_lock_win32_cryptoctx);
 	tsrm_mutex_free(php_lock_win32_cryptoctx);