correct the failure case for getentropy on win32

CryptAcquireContext and CryptGenRandom returns zero (FALSE) if fails.

From: Dongsheng Song <dongsheng.song@gmail.com>

2 files changed, 6 insertions, 6 deletions

diff --git a/src/lib/libcrypto/arc4random/getentropy_win.c b/src/lib/libcrypto/arc4random/getentropy_win.c
index 1263ba4ca2..da048ae157 100644
--- a/src/lib/libcrypto/arc4random/getentropy_win.c
+++ b/src/lib/libcrypto/arc4random/getentropy_win.c
@@ -1,4 +1,4 @@
-/*      $OpenBSD: getentropy_win.c,v 1.2 2014/07/13 13:03:09 deraadt Exp $      */
+/*      $OpenBSD: getentropy_win.c,v 1.3 2014/11/11 13:54:33 bcook Exp $        */
 
 /*
  * Copyright (c) 2014, Theo de Raadt <deraadt@openbsd.org> 
@@ -44,9 +44,9 @@ getentropy(void *buf, size_t len)
         }
 
         if (CryptAcquireContext(&provider, NULL, NULL, PROV_RSA_FULL,
-            CRYPT_VERIFYCONTEXT) != 0)
+            CRYPT_VERIFYCONTEXT) == 0)
                 goto fail;
-        if (CryptGenRandom(provider, len, buf) != 0) {
+        if (CryptGenRandom(provider, len, buf) == 0) {
                 CryptReleaseContext(provider, 0);
                 goto fail;
         }
diff --git a/src/lib/libcrypto/crypto/getentropy_win.c b/src/lib/libcrypto/crypto/getentropy_win.c
index 1263ba4ca2..da048ae157 100644
--- a/src/lib/libcrypto/crypto/getentropy_win.c
+++ b/src/lib/libcrypto/crypto/getentropy_win.c
@@ -1,4 +1,4 @@
-/*      $OpenBSD: getentropy_win.c,v 1.2 2014/07/13 13:03:09 deraadt Exp $      */
+/*      $OpenBSD: getentropy_win.c,v 1.3 2014/11/11 13:54:33 bcook Exp $        */
 
 /*
  * Copyright (c) 2014, Theo de Raadt <deraadt@openbsd.org> 
@@ -44,9 +44,9 @@ getentropy(void *buf, size_t len)
         }
 
         if (CryptAcquireContext(&provider, NULL, NULL, PROV_RSA_FULL,
-            CRYPT_VERIFYCONTEXT) != 0)
+            CRYPT_VERIFYCONTEXT) == 0)
                 goto fail;
-        if (CryptGenRandom(provider, len, buf) != 0) {
+        if (CryptGenRandom(provider, len, buf) == 0) {
                 CryptReleaseContext(provider, 0);
                 goto fail;
         }