From f7f712341fba7bd0715116f78bc0dd5745554ae7 Mon Sep 17 00:00:00 2001
From: Yves Rutschle <git1@rutschle.net>
Date: Thu, 11 Jan 2024 20:50:09 +0100
Subject: [PATCH] check accept actually succeeded

---
 ChangeLog   | 8 +++++++-
 sslh-fork.c | 1 +
 2 files changed, 8 insertions(+), 1 deletion(-)

diff --git a/ChangeLog b/ChangeLog
index a68b23f..0daeb47 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,8 +1,14 @@
-v1.23.0:
+
+v1.23.x:
 	Obsolete. Please use v2.0 or above. This is a branch
 	where no new features will be introduced, only
 	bugfixes to versions below 1.22.
 
+v1.23.1:
+	Check accept() for failure in sslh-fork. Aborted
+	connections otherwise result in crashes.
+
+v1.23.0:
 	Reintroduce --ssl as alias to --tls.
 
 
diff --git a/sslh-fork.c b/sslh-fork.c
index 128c144..751c0fb 100644
--- a/sslh-fork.c
+++ b/sslh-fork.c
@@ -179,6 +179,7 @@ void tcp_listener(struct listen_endpoint* endpoint, int num_endpoints, int activ
 
     while (1) {
         in_socket = accept(endpoint[active_endpoint].socketfd, 0, 0);
+        if (in_socket == -1) continue;
         if (cfg.verbose) fprintf(stderr, "accepted fd %d\n", in_socket);
 
         switch(fork()) {