saturatingly convert between actual duration and elapsed time millis

2 files changed, 3 insertions, 4 deletions

diff --git a/src/error.rs b/src/error.rs
index d3ed5d1..ffb57fe 100644
--- a/src/error.rs
+++ b/src/error.rs
@@ -1,4 +1,4 @@
-use std::{io, net, num, time};
+use std::{io, net, time};
 
 use tokio::sync::watch;
 
@@ -33,8 +33,6 @@ pub enum Error {
     Io(#[from] io::Error),
     #[error("system time monotonicity error: {0}")]
     SystemTime(#[from] time::SystemTimeError),
-    #[error("can't convert between integer sizes: {0}")]
-    TryFromInt(#[from] num::TryFromIntError),
 
     #[error("can't receive from tokio watch channel: {0}")]
     WatchRecv(#[from] watch::error::RecvError),
diff --git a/src/main.rs b/src/main.rs
index 44f9519..6e5973b 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -423,7 +423,8 @@ async fn do_send_dhcp6(dhcp6: &mut Dhcp6, sock: &UdpSocket, packet: Packet) -> R
     let elapsed = Instant::now()
         .duration_since(dhcp6.xts)
         .as_millis()
-        .try_into()?;
+        .try_into()
+        .unwrap_or(u16::MAX);
 
     match packet {
         Packet::Solicit => {