From 9dd3b75165de688d8674b2d7d0726d9864531944 Mon Sep 17 00:00:00 2001
From: Sergey Lyubka <valenok@gmail.com>
Date: Tue, 19 Apr 2022 20:28:10 +0100
Subject: [PATCH] Handle #1529 - do not mark normal conn termination as an
 error

---
 mongoose.c | 2 +-
 src/sock.c | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/mongoose.c b/mongoose.c
index 8fcf9bcf..674733f6 100644
--- a/mongoose.c
+++ b/mongoose.c
@@ -3192,7 +3192,7 @@ static void iolog(struct mg_connection *c, char *buf, long n, bool r) {
   if (n == 0) {
     // Do nothing
   } else if (n < 0) {
-    mg_error(c, "IO error");
+    c->is_closing = 1;  // Termination. Don't call mg_error(): #1529
   } else if (n > 0) {
     if (c->is_hexdumping) {
       union usa usa;
diff --git a/src/sock.c b/src/sock.c
index db136e78..de2a1285 100644
--- a/src/sock.c
+++ b/src/sock.c
@@ -103,7 +103,7 @@ static void iolog(struct mg_connection *c, char *buf, long n, bool r) {
   if (n == 0) {
     // Do nothing
   } else if (n < 0) {
-    mg_error(c, "IO error");
+    c->is_closing = 1;  // Termination. Don't call mg_error(): #1529
   } else if (n > 0) {
     if (c->is_hexdumping) {
       union usa usa;