From 85ae1e5ee7f473ead81a6382487cf7abcc8c124f Mon Sep 17 00:00:00 2001
From: "aleksei.voronin" <aleksei.voronin@demlabs.net>
Date: Wed, 27 May 2020 11:30:29 +0300
Subject: [PATCH] [*] fixed node freeze if user have no permissions to work
 with tun-device

---
 modules/service/vpn/dap_chain_net_srv_vpn.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/modules/service/vpn/dap_chain_net_srv_vpn.c b/modules/service/vpn/dap_chain_net_srv_vpn.c
index 2b66650d17..7f6f5be091 100644
--- a/modules/service/vpn/dap_chain_net_srv_vpn.c
+++ b/modules/service/vpn/dap_chain_net_srv_vpn.c
@@ -449,6 +449,7 @@ static void s_tun_create(void)
             log_it(L_CRITICAL, "ioctl(TUNSETIFF) error: '%s' ", strerror(errno));
             close(s_raw_server->tun_ctl_fd);
             s_raw_server->tun_ctl_fd = -1;
+            s_raw_server->tun_fd = -1;
         } else {
             char buf[256];
             log_it(L_NOTICE, "Bringed up %s virtual network interface (%s/%s)", s_raw_server->ifr.ifr_name,
-- 
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