From a19328a977464bd3748a699159351ab4b07f4df2 Mon Sep 17 00:00:00 2001
From: Gilles Depeyrot <g.depeyrot@transacom.fr>
Date: Thu, 15 Jul 2021 14:43:22 +0200
Subject: [PATCH] close socket to avoid memory leak when error occurs

---
 src/plugin.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/plugin.c b/src/plugin.c
index 48c614cf..b67a9a4f 100644
--- a/src/plugin.c
+++ b/src/plugin.c
@@ -313,11 +313,13 @@ get_local_port()
     serv_addr.sin_addr.s_addr = INADDR_ANY;
     serv_addr.sin_port        = 0;
     if (bind(sock, (struct sockaddr *)&serv_addr, sizeof(serv_addr)) < 0) {
+        close(sock);
         return 0;
     }
 
     socklen_t len = sizeof(serv_addr);
     if (getsockname(sock, (struct sockaddr *)&serv_addr, &len) == -1) {
+        close(sock);
         return 0;
     }
     if (close(sock) < 0) {