Juan Lang : crypt32: Fail earlier if CryptExportPublicKeyInfo fails.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: da53cfc8bb15813fc6870d82aac059d50b95ccac
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=da53cfc8bb15813fc6870d82aac059d50b95ccac

Author: Juan Lang <juan.lang at gmail.com>
Date:   Fri May 18 15:29:03 2012 -0700

crypt32: Fail earlier if CryptExportPublicKeyInfo fails.

---

 dlls/crypt32/cert.c |    5 ++++-
 1 files changed, 4 insertions(+), 1 deletions(-)

diff --git a/dlls/crypt32/cert.c b/dlls/crypt32/cert.c
index be7d07c..2d6697c 100644
--- a/dlls/crypt32/cert.c
+++ b/dlls/crypt32/cert.c
@@ -3202,8 +3202,10 @@ PCCERT_CONTEXT WINAPI CertCreateSelfSignCertificate(HCRYPTPROV_OR_NCRYPT_KEY_HAN
         }
     }
 
-    CryptExportPublicKeyInfo(hProv, dwKeySpec, X509_ASN_ENCODING, NULL,
+    ret = CryptExportPublicKeyInfo(hProv, dwKeySpec, X509_ASN_ENCODING, NULL,
      &pubKeySize);
+    if (!ret)
+        goto end;
     pubKey = CryptMemAlloc(pubKeySize);
     if (pubKey)
     {
@@ -3237,6 +3239,7 @@ PCCERT_CONTEXT WINAPI CertCreateSelfSignCertificate(HCRYPTPROV_OR_NCRYPT_KEY_HAN
         }
         CryptMemFree(pubKey);
     }
+end:
     if (releaseContext)
         CryptReleaseContext(hProv, 0);
     return context;