fix socket value detection

diff --git a/listen.c b/listen.c
index b4d51e1..7e59d1d 100644 (file)
--- a/listen.c
+++ b/listen.c
@@ -167,7 +167,7 @@ int uh_socket_bind(const char *host, const char *port, bool tls)
                continue;
 
 error:
-               if (sock > 0)
+               if (sock > -1)
                        close(sock);
        }