crypt32: Always return TRUE from CertFreeCRLContext.

dlls/crypt32/crl.c

@@ -363,13 +363,11 @@ PCCRL_CONTEXT WINAPI CertDuplicateCRLContext(PCCRL_CONTEXT pCrlContext)
 
 BOOL WINAPI CertFreeCRLContext(PCCRL_CONTEXT pCrlContext)
 {
-    BOOL ret = TRUE;
-
     TRACE("(%p)\n", pCrlContext);
 
     if (pCrlContext)
-        ret = Context_Release(&crl_from_ptr(pCrlContext)->base);
-    return ret;
+        Context_Release(&crl_from_ptr(pCrlContext)->base);
+    return TRUE;
 }
 
 DWORD WINAPI CertEnumCRLContextProperties(PCCRL_CONTEXT pCRLContext,

dlls/crypt32/tests/crl.c

@@ -120,6 +120,7 @@ static void testCreateCRL(void)
 static void testDupCRL(void)
 {
     PCCRL_CONTEXT context, dupContext;
+    BOOL res;
 
     context = CertDuplicateCRLContext(NULL);
     ok(context == NULL, "expected NULL\n");
@@ -128,8 +129,15 @@ static void testDupCRL(void)
     dupContext = CertDuplicateCRLContext(context);
     ok(dupContext != NULL, "expected a context\n");
     ok(dupContext == context, "expected identical context addresses\n");
-    CertFreeCRLContext(dupContext);
-    CertFreeCRLContext(context);
+
+    res = CertFreeCRLContext(dupContext);
+    ok(res, "CertFreeCRLContext failed\n");
+
+    res = CertFreeCRLContext(context);
+    ok(res, "CertFreeCRLContext failed\n");
+
+    res = CertFreeCRLContext(NULL);
+    ok(res, "CertFreeCRLContext failed\n");
 }
 
 static void testAddCRL(void)