Nikolay Sivov : quartz/tests: Add a couple of tests for return values ( Coverity).

[Alexandre Julliard]

Module: wine
Branch: master
Commit: b356673d01c29b9cd283b42e86b78588e5ea4ee1
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=b356673d01c29b9cd283b42e86b78588e5ea4ee1

Author: Nikolay Sivov <nsivov at codeweavers.com>
Date:   Mon Nov 13 21:56:39 2017 +0300

quartz/tests: Add a couple of tests for return values (Coverity).

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

---

 dlls/quartz/tests/avisplitter.c | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/dlls/quartz/tests/avisplitter.c b/dlls/quartz/tests/avisplitter.c
index 23167b5..8bafb14 100644
--- a/dlls/quartz/tests/avisplitter.c
+++ b/dlls/quartz/tests/avisplitter.c
@@ -422,8 +422,10 @@ static void test_filter_graph(void)
             }
             ok(hr == S_OK, "Could not create null renderer: %08x\n", hr);
 
-            IBaseFilter_EnumPins(pnull, &nullenum);
-            IEnumPins_Next(nullenum, 1, &nullpin, NULL);
+            hr = IBaseFilter_EnumPins(pnull, &nullenum);
+            ok(hr == S_OK, "Failed to enum pins, hr %#x.\n", hr);
+            hr = IEnumPins_Next(nullenum, 1, &nullpin, NULL);
+            ok(hr == S_OK, "Failed to get next pin, hr %#x.\n", hr);
             IEnumPins_Release(nullenum);
             IPin_QueryDirection(nullpin, &dir);
 
@@ -489,7 +491,9 @@ fail2:
             if (dir == PINDIR_OUTPUT)
             {
                 PIN_INFO info;
-                IPin_QueryPinInfo(to, &info);
+
+                hr = IPin_QueryPinInfo(to, &info);
+                ok(hr == S_OK, "Failed to query pin info, hr %#x.\n", hr);
 
                 /* Release twice: Once normal, second from the
                  * previous while loop