From a2d9b3154f1e5ed463c9f2fb98a0d739057796ce Mon Sep 17 00:00:00 2001
From: Corentin Godeau <corentin.godeau@zml.ai>
Date: Tue, 10 Sep 2024 11:23:28 +0200
Subject: [PATCH] fix: avoid overflow in kqueue backend

When there is more than 256 events, the `events` slice could overflow
when processing completions.
---
 src/backend/kqueue.zig | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/backend/kqueue.zig b/src/backend/kqueue.zig
index 834f916..456f64f 100644
--- a/src/backend/kqueue.zig
+++ b/src/backend/kqueue.zig
@@ -437,6 +437,9 @@ pub const Loop = struct {
                     // Only resubmit if we aren't already active (in the queue)
                     .rearm => if (!c_active) self.submissions.push(c),
                 }
+
+                // If we filled the events slice, we break to avoid overflow.
+                if (changes == events.len) break;
             }
 
             // Determine our next timeout based on the timers