From 3217fd59154064b6727bca1288643aaf1793e174 Mon Sep 17 00:00:00 2001
From: Mike Yuan <me@yhndnzj.com>
Date: Wed, 25 Dec 2024 15:23:19 +0100
Subject: [PATCH] sd-varlink: add missing error check in
 sd_varlink_listen_auto()

Follow-up for 50994b2f91093079917e01d04004425f101327ba
---
 src/libsystemd/sd-varlink/sd-varlink.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/libsystemd/sd-varlink/sd-varlink.c b/src/libsystemd/sd-varlink/sd-varlink.c
index 208304d6f1..aa5aaf8df8 100644
--- a/src/libsystemd/sd-varlink/sd-varlink.c
+++ b/src/libsystemd/sd-varlink/sd-varlink.c
@@ -3710,6 +3710,8 @@ _public_ int sd_varlink_server_listen_auto(sd_varlink_server *s) {
         assert_return(s, -EINVAL);
 
         n = sd_varlink_server_listen_name(s, "varlink");
+        if (n < 0)
+                return n;
 
         /* Let's listen on an explicitly specified address */
         const char *e = secure_getenv("SYSTEMD_VARLINK_LISTEN");