[PATCH 4/7] mstask: ITaskTrigger::SetTrigger() should fail on NULL input.

[Dmitry Timoshkov]

Signed-off-by: Dmitry Timoshkov 
---
 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 888fb66a4f..6d11817e00 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 3e2762079d..e22b2ae2dd 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;