advapi32: Add some input parameter checks to GetOldestEventLogRecord.

dlls/advapi32/eventlog.c

diff --git a/dlls/advapi32/eventlog.c b/dlls/advapi32/eventlog.c
index 6812cdd..8ce255a 100644
--- a/dlls/advapi32/eventlog.c
+++ b/dlls/advapi32/eventlog.c
@@ -300,7 +300,18 @@
 {
     FIXME("(%p,%p) stub\n", hEventLog, OldestRecord);
 
-    if (!OldestRecord) return FALSE;
+    if (!OldestRecord)
+    {
+        SetLastError(ERROR_INVALID_PARAMETER);
+        return FALSE;
+    }
+
+    if (!hEventLog)
+    {
+        SetLastError(ERROR_INVALID_HANDLE);
+        return FALSE;
+    }
+
     *OldestRecord = 0;
 
     return TRUE;

dlls/advapi32/tests/eventlog.c

diff --git a/dlls/advapi32/tests/eventlog.c b/dlls/advapi32/tests/eventlog.c
index dab24f0..9dc1d97 100644
--- a/dlls/advapi32/tests/eventlog.c
+++ b/dlls/advapi32/tests/eventlog.c
@@ -191,25 +191,20 @@
     SetLastError(0xdeadbeef);
     ret = GetOldestEventLogRecord(NULL, NULL);
     ok(!ret, "Expected failure\n");
-    todo_wine
     ok(GetLastError() == ERROR_INVALID_PARAMETER, "Expected ERROR_INVALID_PARAMETER, got %d\n", GetLastError());
 
     SetLastError(0xdeadbeef);
     oldest = 0xdeadbeef;
     ret = GetOldestEventLogRecord(NULL, &oldest);
-    todo_wine
-    {
     ok(!ret, "Expected failure\n");
     ok(GetLastError() == ERROR_INVALID_HANDLE, "Expected ERROR_INVALID_HANDLE, got %d\n", GetLastError());
     ok(oldest == 0xdeadbeef, "Expected oldest to stay unchanged\n");
-    }
 
     handle = OpenEventLogA(NULL, "Application");
 
     SetLastError(0xdeadbeef);
     ret = GetOldestEventLogRecord(handle, NULL);
     ok(!ret, "Expected failure\n");
-    todo_wine
     ok(GetLastError() == ERROR_INVALID_PARAMETER, "Expected ERROR_INVALID_PARAMETER, got %d\n", GetLastError());
 
     oldest = 0xdeadbeef;