[PATCH 2/5] wintypes: Restore a pointer check in property_value_statics_CreateString().

[Zhiyi Zhang]

From: Zhiyi Zhang

Fix a regression from 4b1e53ce.
---
 dlls/wintypes/main.c           | 3 +++
 dlls/wintypes/tests/wintypes.c | 3 +++
 2 files changed, 6 insertions(+)

diff --git a/dlls/wintypes/main.c b/dlls/wintypes/main.c
index d5e74dc14b3..14ee3bac417 100644
--- a/dlls/wintypes/main.c
+++ b/dlls/wintypes/main.c
@@ -1466,6 +1466,9 @@ static HRESULT STDMETHODCALLTYPE property_value_statics_CreateString(IPropertyVa

TRACE("iface %p, value %s, property_value %p.\n", iface, debugstr_hstring(value_str), property_value);

+    if (!property_value)
+        return E_POINTER;
+
     if (FAILED(hr = WindowsDuplicateString(value_str, &value)))
     {
         *property_value = NULL;
diff --git a/dlls/wintypes/tests/wintypes.c b/dlls/wintypes/tests/wintypes.c
index 3025ab69235..a7af1ebbd88 100644
--- a/dlls/wintypes/tests/wintypes.c
+++ b/dlls/wintypes/tests/wintypes.c
@@ -834,6 +834,9 @@ static void test_IPropertyValueStatics(void)
     hr = IPropertyValue_GetBoolean(value, &ret);
     ok(hr == TYPE_E_TYPEMISMATCH, "Got unexpected hr %#lx.\n", hr);

+    hr = IPropertyValueStatics_CreateString(statics, (HSTRING)-1, NULL);
+    ok(hr == E_POINTER, "Got unexpected hr %#lx.\n", hr);
+
     IPropertyValue_Release(value);

/* Parameter checks for array types */