From cc6582e6c5a61c6a05107c3fd2f9a11f338683c0 Mon Sep 17 00:00:00 2001
From: Antoine Martin <antoine@xpra.org>
Date: Fri, 4 Oct 2024 20:22:53 +0700
Subject: [PATCH] 0 is a valid port number, it means assign one

---
 xpra/net/socket_util.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/xpra/net/socket_util.py b/xpra/net/socket_util.py
index 4d28fa3042..e7ffefcc53 100644
--- a/xpra/net/socket_util.py
+++ b/xpra/net/socket_util.py
@@ -528,7 +528,7 @@ def parse_bind_ip(bind_ip:str, default_port:int=DEFAULT_PORT):
             else:
                 try:
                     iport = int(port)
-                    assert 0<iport<2**16
+                    assert 0<=iport<2**16
                 except (TypeError, ValueError):
                     raise InitException(f"invalid port number: {port}") from None
             options = {}