From c0cebd17d4d595e69c23a0332215cdffbf840bc2 Mon Sep 17 00:00:00 2001
From: Pablo Mansanet <pablomansanet@gmail.com>
Date: Tue, 11 Apr 2023 09:37:24 +0200
Subject: [PATCH] Deallocate atomic bool when dropping AsyncTransfer

---
 device/src/u3v/async_read.rs | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/device/src/u3v/async_read.rs b/device/src/u3v/async_read.rs
index 559a3eda..b87c6f13 100644
--- a/device/src/u3v/async_read.rs
+++ b/device/src/u3v/async_read.rs
@@ -203,6 +203,9 @@ impl AsyncTransfer {
 impl Drop for AsyncTransfer {
     fn drop(&mut self) {
         unsafe {
+            drop(Box::from_raw(
+                self.transfer().user_data.cast::<AtomicBool>(),
+            ));
             libusb1_sys::libusb_free_transfer(self.ptr.as_ptr());
         }
     }