1 files changed, 9 insertions, 7 deletions
diff --git a/third_party/rust/neqo-transport/benches/range_tracker.rs b/third_party/rust/neqo-transport/benches/range_tracker.rs
index c2f78f4874..ee611cf4ea 100644
--- a/third_party/rust/neqo-transport/benches/range_tracker.rs
+++ b/third_party/rust/neqo-transport/benches/range_tracker.rs
@@ -11,30 +11,32 @@ const CHUNK: u64 = 1000;
 const END: u64 = 100_000;
 fn build_coalesce(len: u64) -> RangeTracker {
     let mut used = RangeTracker::default();
-    used.mark_acked(0, CHUNK as usize);
-    used.mark_sent(CHUNK, END as usize);
+    let chunk = usize::try_from(CHUNK).expect("should fit");
+    used.mark_acked(0, chunk);
+    used.mark_sent(CHUNK, usize::try_from(END).expect("should fit"));
     // leave a gap or it will coalesce here
     for i in 2..=len {
         // These do not get immediately coalesced when marking since they're not at the end or start
-        used.mark_acked(i * CHUNK, CHUNK as usize);
+        used.mark_acked(i * CHUNK, chunk);
     }
     used
 }
 
 fn coalesce(c: &mut Criterion, count: u64) {
+    let chunk = usize::try_from(CHUNK).expect("should fit");
     c.bench_function(
         &format!("coalesce_acked_from_zero {count}+1 entries"),
         |b| {
             b.iter_batched_ref(
                 || build_coalesce(count),
                 |used| {
-                    used.mark_acked(CHUNK, CHUNK as usize);
+                    used.mark_acked(CHUNK, chunk);
                     let tail = (count + 1) * CHUNK;
-                    used.mark_sent(tail, CHUNK as usize);
-                    used.mark_acked(tail, CHUNK as usize);
+                    used.mark_sent(tail, chunk);
+                    used.mark_acked(tail, chunk);
                 },
                 criterion::BatchSize::SmallInput,
-            )
+            );
         },
     );
 }