Dmitry Timoshkov : mstask: ITaskTrigger::SetTrigger() should fail on NULL input.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: fa4c7074668edb3d72619225ea5698960e8dc555
URL:    https://source.winehq.org/git/wine.git/?a=commit;h=fa4c7074668edb3d72619225e...

Author: Dmitry Timoshkov <dmitry(a)baikal.ru>
Date:   Mon May 14 15:49:17 2018 +0800

mstask: ITaskTrigger::SetTrigger() should fail on NULL input.

Signed-off-by: Dmitry Timoshkov <dmitry(a)baikal.ru>
Signed-off-by: Alexandre Julliard <julliard(a)winehq.org>

---

 dlls/mstask/task_trigger.c       | 2 ++
 dlls/mstask/tests/task_trigger.c | 3 +++
 2 files changed, 5 insertions(+)

diff --git a/dlls/mstask/task_trigger.c b/dlls/mstask/task_trigger.c
index 888fb66..6d11817 100644
--- a/dlls/mstask/task_trigger.c
+++ b/dlls/mstask/task_trigger.c
@@ -103,6 +103,8 @@ static HRESULT WINAPI MSTASK_ITaskTrigger_SetTrigger(
 
     TRACE("(%p, %p)\n", iface, pTrigger);
 
+    if (!pTrigger) return E_INVALIDARG;
+
     /* Verify valid structure size */
     if (pTrigger->cbTriggerSize != sizeof(*pTrigger))
         return E_INVALIDARG;
diff --git a/dlls/mstask/tests/task_trigger.c b/dlls/mstask/tests/task_trigger.c
index 3e27620..e22b2ae 100644
--- a/dlls/mstask/tests/task_trigger.c
+++ b/dlls/mstask/tests/task_trigger.c
@@ -136,6 +136,9 @@ static void test_SetTrigger_GetTrigger(void)
     hres = ITask_CreateTrigger(test_task, &idx, &test_trigger);
     ok(hres == S_OK, "got %#x\n", hres);
 
+    hres = ITaskTrigger_SetTrigger(test_trigger, NULL);
+    ok(hres == E_INVALIDARG, "got %#x\n", hres);
+
     /* Setup a trigger with base values for this test run */
     GetLocalTime(&time);
     empty_trigger_state.wStartHour = time.wHour;