Juan Lang : crypt32: Avoid a use-after-free bug in tests.

[Alexandre Julliard]

Module: wine
Branch: refs/heads/master
Commit: 769a52f8319668f2f717c1341b0760964637767d
URL:    http://source.winehq.org/git/?p=wine.git;a=commit;h=769a52f8319668f2f717c134...

Author: Juan Lang <juan_lang(a)yahoo.com>
Date:   Mon May 15 17:00:06 2006 -0700

crypt32: Avoid a use-after-free bug in tests.

---

 dlls/crypt32/tests/store.c |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)

diff --git a/dlls/crypt32/tests/store.c b/dlls/crypt32/tests/store.c
index e798ce4..6df1ea2 100644
--- a/dlls/crypt32/tests/store.c
+++ b/dlls/crypt32/tests/store.c
@@ -149,6 +149,10 @@ static void testAddCert(void)
             CRYPT_DATA_BLOB hash = { sizeof(bigCert2Hash),
              (LPBYTE)bigCert2Hash };
 
+            /* Duplicate (AddRef) the context so we can still use it after
+             * deleting it from the store.
+             */
+            CertDuplicateCertificateContext(context);
             CertDeleteCertificateFromStore(context);
             /* Set the same hash as bigCert2, and try to readd it */
             ret = CertSetCertificateContextProperty(context, CERT_HASH_PROP_ID,