From 465c758beb0729db29b6557cc57f5cab1ac8157e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ji=C5=99=C3=AD=20Pinkava?= <j-pi@seznam.cz>
Date: Sun, 3 Mar 2024 19:25:52 +0100
Subject: [PATCH] Optimize listen()

---
 adafruit_wiznet5k/adafruit_wiznet5k.py | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/adafruit_wiznet5k/adafruit_wiznet5k.py b/adafruit_wiznet5k/adafruit_wiznet5k.py
index b3d08bb..8fc6afb 100644
--- a/adafruit_wiznet5k/adafruit_wiznet5k.py
+++ b/adafruit_wiznet5k/adafruit_wiznet5k.py
@@ -660,13 +660,11 @@ def socket_listen(self, socket_num: int, port: int, conn_mode: int = _SNMR_TCP)
         # Send listen command
         self._write_sncr(socket_num, _CMD_SOCK_LISTEN)
         # Wait until ready
-        status = SNSR_SOCK_CLOSED
-        while status not in {
+        while (status := self._read_snsr(socket_num)) not in {
             SNSR_SOCK_LISTEN,
             SNSR_SOCK_ESTABLISHED,
             _SNSR_SOCK_UDP,
         }:
-            status = self._read_snsr(socket_num)
             if status == SNSR_SOCK_CLOSED:
                 raise RuntimeError("Listening socket closed.")