Nikolay Sivov : mf/evr: Remove duplicated check in GetStreamSinkCount() (Coverity).

[Alexandre Julliard]

Module: wine
Branch: master
Commit: b14ba22a2c290c449d02f75415506221d7c09352
URL:    https://source.winehq.org/git/wine.git/?a=commit;h=b14ba22a2c290c449d02f75415506221d7c09352

Author: Nikolay Sivov <nsivov at codeweavers.com>
Date:   Thu Sep 16 12:58:49 2021 +0300

mf/evr: Remove duplicated check in GetStreamSinkCount() (Coverity).

Signed-off-by: Nikolay Sivov <nsivov at codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard at winehq.org>

---

 dlls/mf/evr.c      | 3 ---
 dlls/mf/tests/mf.c | 6 ++++++
 2 files changed, 6 insertions(+), 3 deletions(-)

diff --git a/dlls/mf/evr.c b/dlls/mf/evr.c
index a5545c157de..9552990006d 100644
--- a/dlls/mf/evr.c
+++ b/dlls/mf/evr.c
@@ -1291,9 +1291,6 @@ static HRESULT WINAPI video_renderer_sink_GetStreamSinkCount(IMFMediaSink *iface
 
     TRACE("%p, %p.\n", iface, count);
 
-    if (!count)
-        return E_POINTER;
-
     EnterCriticalSection(&renderer->cs);
     if (renderer->flags & EVR_SHUT_DOWN)
         hr = MF_E_SHUTDOWN;
diff --git a/dlls/mf/tests/mf.c b/dlls/mf/tests/mf.c
index 3dfd852643c..1740e4e36d9 100644
--- a/dlls/mf/tests/mf.c
+++ b/dlls/mf/tests/mf.c
@@ -4559,6 +4559,12 @@ todo_wine
     hr = IMFMediaSink_Shutdown(sink);
     ok(hr == S_OK, "Unexpected hr %#x.\n", hr);
 
+    hr = IMFMediaSink_GetStreamSinkCount(sink, NULL);
+    ok(hr == MF_E_SHUTDOWN, "Unexpected hr %#x.\n", hr);
+
+    hr = IMFMediaSink_GetStreamSinkCount(sink, &count);
+    ok(hr == MF_E_SHUTDOWN, "Unexpected hr %#x.\n", hr);
+
     hr = IMFRateSupport_GetSlowestRate(rs, MFRATE_FORWARD, FALSE, &rate);
     ok(hr == MF_E_SHUTDOWN, "Unexpected hr %#x.\n", hr);