From f64832fe6a4bb330d42f44b51cd5addb1f521291 Mon Sep 17 00:00:00 2001
From: Jacek Caban <jacek@codeweavers.com>
Date: Thu, 19 Dec 2019 14:07:57 +0100
Subject: [PATCH] rpcrt4: Support VT_BSTR in get_param_pointer_info.

Fixes a leak in typelib marshaller.
Based on patch by Kevin Puetz.

Signed-off-by: Jacek Caban <jacek@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
---
 dlls/rpcrt4/ndr_typelib.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/dlls/rpcrt4/ndr_typelib.c b/dlls/rpcrt4/ndr_typelib.c
index cb5e4f17df6..7cb7da18adf 100644
--- a/dlls/rpcrt4/ndr_typelib.c
+++ b/dlls/rpcrt4/ndr_typelib.c
@@ -925,6 +925,12 @@ static HRESULT get_param_pointer_info(ITypeInfo *typeinfo, TYPEDESC *tdesc, int
         ITypeInfo_ReleaseTypeAttr(refinfo, attr);
         ITypeInfo_Release(refinfo);
         break;
+    case VT_BSTR:
+        *flags |= IsSimpleRef | MustFree;
+        *tfs_tdesc = tdesc;
+        if (!is_in && is_out)
+            *server_size = sizeof(void *);
+        break;
     default:
         *flags |= IsSimpleRef;
         *tfs_tdesc = tdesc;