bpo-41299: Fix EnterNonRecursiveMutex() (GH-28548)

Remove Py_FatalError() call: the code works even if now is negative.

diff --git a/Python/thread_nt.h b/Python/thread_nt.h
index 0ce5e94f89bf72dfde09916088e6682ed9ad1e83..e9dc880115f6950b4afef135c9a9cbc26be6fb5d 100644 (file)
--- a/Python/thread_nt.h
+++ b/Python/thread_nt.h
@@ -77,9 +77,6 @@ EnterNonRecursiveMutex(PNRMUTEX mutex, DWORD milliseconds)
     } else if (milliseconds != 0) {
         /* wait at least until the target */
         _PyTime_t now = _PyTime_GetPerfCounter();
-        if (now <= 0) {
-            Py_FatalError("_PyTime_GetPerfCounter() == 0");
-        }
         _PyTime_t nanoseconds = _PyTime_FromNanoseconds((_PyTime_t)milliseconds * 1000000);
         _PyTime_t target = now + nanoseconds;
         while (mutex->locked) {