From 5a755ac30ad0636e17868e19e6d77b41d8be9ff5 Mon Sep 17 00:00:00 2001
From: Damien George <damien.p.george@gmail.com>
Date: Tue, 11 Feb 2020 13:59:09 +1100
Subject: [PATCH] esp32/modsocket: Convert EADDRINUSE error code from lwip
 return value.

---
 ports/esp32/modsocket.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/ports/esp32/modsocket.c b/ports/esp32/modsocket.c
index 60a028c130..be2a749391 100644
--- a/ports/esp32/modsocket.c
+++ b/ports/esp32/modsocket.c
@@ -155,7 +155,9 @@ void usocket_events_handler(void) {
 
 NORETURN static void exception_from_errno(int _errno) {
     // Here we need to convert from lwip errno values to MicroPython's standard ones
-    if (_errno == EINPROGRESS) {
+    if (_errno == EADDRINUSE) {
+        _errno = MP_EADDRINUSE;
+    } else if (_errno == EINPROGRESS) {
         _errno = MP_EINPROGRESS;
     }
     mp_raise_OSError(_errno);