From 35a6db86402290a6cbe05fc615e0c435eac40aea Mon Sep 17 00:00:00 2001
From: Richard Levitte <levitte@openssl.org>
Date: Thu, 14 Nov 2002 23:33:28 +0000
Subject: Close the implicitely opened registry key. PR: 264

---
 crypto/rand/rand_win.c | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

(limited to 'crypto/rand')

diff --git a/crypto/rand/rand_win.c b/crypto/rand/rand_win.c
index c1b955b06f..242febe270 100644
--- a/crypto/rand/rand_win.c
+++ b/crypto/rand/rand_win.c
@@ -287,9 +287,18 @@ int RAND_poll(void)
 			{
                         /* For entropy count assume only least significant
 			 * byte of each DWORD is random.
-                         */
+			 */
 			RAND_add(&length, sizeof(length), 0);
 			RAND_add(buf, length, length / 4.0);
+
+			/* Close the Registry Key to allow Windows to cleanup/close
+			 * the open handle
+			 * Note: The 'HKEY_PERFORMANCE_DATA' key is implicitly opened
+			 *       when the RegQueryValueEx above is done.  However, if
+			 *       it is not explicitly closed, it can cause disk
+			 *       partition manipulation problems.
+			 */
+			RegCloseKey(HKEY_PERFORMANCE_DATA);
 			}
 		if (buf)
 			free(buf);
-- 
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