From ee46f233d9ed02fc25ea9b2c7b2a4e0a829616e0 Mon Sep 17 00:00:00 2001
From: Gregory Terzian <2792687+gterzian@users.noreply.github.com>
Date: Mon, 15 Jan 2024 15:04:05 +0800
Subject: [PATCH] audiobuffer: ensure dest has the same size as source in copy
 from channel (#31071)

---
 components/script/dom/audiobuffer.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/components/script/dom/audiobuffer.rs b/components/script/dom/audiobuffer.rs
index b26969bb013..1cbba52aed7 100644
--- a/components/script/dom/audiobuffer.rs
+++ b/components/script/dom/audiobuffer.rs
@@ -262,7 +262,7 @@ impl AudioBufferMethods for AudioBuffer {
         let cx = GlobalScope::get_cx();
         let channel_number = channel_number as usize;
         let offset = start_in_channel as usize;
-        let mut dest = Vec::with_capacity(destination.len());
+        let mut dest = vec![0.0_f32; bytes_to_copy];
 
         // We either copy form js_channels or shared_channels.
         let js_channel = &self.js_channels.borrow()[channel_number];