delete the tunnel before recreating it

1 files changed, 2 insertions, 0 deletions

diff --git a/src/main.rs b/src/main.rs
index bce8ce8..2c10c66 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -34,6 +34,8 @@ fn main() -> Result<()> {
     let mut tnl = None;
 
     let do_setup = |tnl: &mut Option<IpIp6>| -> Result<()> {
+        *tnl = None;
+
         let mut file = File::open(rsdsl_pd_config::LOCATION)?;
         let pdconfig: PdConfig = serde_json::from_reader(&mut file)?;