From 1712fb5eeee9069ad4e016c5fd6659b28ca397b0 Mon Sep 17 00:00:00 2001
From: Lucas Saavedra Vaz <32426024+lucasssvaz@users.noreply.github.com>
Date: Mon, 25 Nov 2024 07:17:38 -0300
Subject: [PATCH] fix(network): Avoid returning zero if connection is not
 dropped (#10640)

Co-authored-by: NPaolini <75562717+NPaolini@users.noreply.github.com>
---
 libraries/Network/src/NetworkClient.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libraries/Network/src/NetworkClient.cpp b/libraries/Network/src/NetworkClient.cpp
index 0782b74f2a9..067d288bf93 100644
--- a/libraries/Network/src/NetworkClient.cpp
+++ b/libraries/Network/src/NetworkClient.cpp
@@ -549,7 +549,7 @@ uint8_t NetworkClient::connected() {
   }
   if (_connected) {
     uint8_t dummy;
-    int res = recv(fd(), &dummy, 0, MSG_DONTWAIT);
+    int res = recv(fd(), &dummy, 1, MSG_DONTWAIT | MSG_PEEK);
     // avoid unused var warning by gcc
     (void)res;
     // recv only sets errno if res is <= 0