[PATCH] winegstreamer: Return E_UNEXPECTED when calling IWMReader::Stop() if no stream is open.
Zebediah Figura
zfigura at codeweavers.com
Wed Dec 15 11:50:19 CST 2021
Wine-Bug: https://bugs.winehq.org/show_bug.cgi?id=52038
Signed-off-by: Zebediah Figura <zfigura at codeweavers.com>
---
dlls/winegstreamer/wm_asyncreader.c | 8 ++++++++
dlls/wmvcore/tests/wmvcore.c | 6 ++++++
2 files changed, 14 insertions(+)
diff --git a/dlls/winegstreamer/wm_asyncreader.c b/dlls/winegstreamer/wm_asyncreader.c
index 18698a698e2..aa15a5a77f9 100644
--- a/dlls/winegstreamer/wm_asyncreader.c
+++ b/dlls/winegstreamer/wm_asyncreader.c
@@ -356,6 +356,14 @@ static HRESULT WINAPI WMReader_Stop(IWMReader *iface)
TRACE("reader %p.\n", reader);
EnterCriticalSection(&reader->reader.cs);
+
+ if (!reader->reader.wg_parser)
+ {
+ LeaveCriticalSection(&reader->reader.cs);
+ WARN("No stream is open; returning E_UNEXPECTED.\n");
+ return E_UNEXPECTED;
+ }
+
stop_streaming(reader);
IWMReaderCallback_OnStatus(reader->callback, WMT_STOPPED, S_OK,
WMT_TYPE_DWORD, (BYTE *)&zero, reader->context);
diff --git a/dlls/wmvcore/tests/wmvcore.c b/dlls/wmvcore/tests/wmvcore.c
index e27011f49a0..66ad89a185e 100644
--- a/dlls/wmvcore/tests/wmvcore.c
+++ b/dlls/wmvcore/tests/wmvcore.c
@@ -2169,6 +2169,9 @@ static void test_async_reader_streaming(void)
IWMReader_QueryInterface(reader, &IID_IWMProfile, (void **)&profile);
IWMReader_QueryInterface(reader, &IID_IWMReaderAdvanced2, (void **)&advanced);
+ hr = IWMReader_Stop(reader);
+ ok(hr == E_UNEXPECTED, "Got hr %#x.\n", hr);
+
hr = IWMReaderAdvanced2_OpenStream(advanced, &stream.IStream_iface, &callback.IWMReaderCallback_iface, (void **)0xdeadbeef);
ok(hr == S_OK, "Got hr %#x.\n", hr);
ok(stream.refcount > 1, "Got refcount %d.\n", stream.refcount);
@@ -2257,6 +2260,9 @@ static void test_async_reader_streaming(void)
ok(callback.refcount == 1, "Got outstanding refcount %d.\n", callback.refcount);
callback_cleanup(&callback);
+ hr = IWMReader_Stop(reader);
+ ok(hr == E_UNEXPECTED, "Got hr %#x.\n", hr);
+
ok(stream.refcount == 1, "Got outstanding refcount %d.\n", stream.refcount);
CloseHandle(stream.file);
ret = DeleteFileW(filename);
--
2.34.1
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