Issue #21393: random.c: on Windows, close the hCryptProv handle at exit

d50c3f3f · Victor Stinner · cb2ad801 · d50c3f3f
Commit d50c3f3f authored May 02, 2014 by Victor Stinner
Hide whitespace changes
Inline Side-by-side

Showing with 6 additions and 3 deletions

Python/random.c Python/random.c +6 -3

No files found.
--- a/Python/random.c
+++ b/Python/random.c
@@ -15,8 +15,6 @@ static int _Py_HashSecret_Initialized = 0;
 #endif

 #ifdef MS_WINDOWS
-/* This handle is never explicitly released. Instead, the operating
-   system will release it when the process terminates. */
 static HCRYPTPROV hCryptProv = 0;

 static int
@@ -298,7 +296,12 @@ _PyRandom_Init(void)
 void
 _PyRandom_Fini(void)
 {
-#ifndef MS_WINDOWS
+#ifdef MS_WINDOWS
+    if (hCryptProv) {
+        CloseHandle(hCryptProv);
+        hCryptProv = 0;
+    }
+#else
    dev_urandom_close();
 #endif
 }