Implement Drop for Mutex to drop the contents of the inner MaybeUninit

rust-embedded · Sep 19, 2024 · f1e3b70 · f1e3b70
1 parent f0cd528
commit f1e3b70
Showing 1 changed file with 7 additions and 0 deletions.
diff --git a/src/mutex.rs b/src/mutex.rs
@@ -199,6 +199,13 @@ impl<T: Default> Mutex<RefCell<T>> {
     }
 }
 
+impl<T> Drop for Mutex<T> {
+    fn drop(&mut self) {
+        // Safety: inner is always initialized
+        core::mem::drop(unsafe { self.inner.assume_init() });
+    }
+}
+
 // NOTE A `Mutex` can be used as a channel so the protected data must be `Send`
 // to prevent sending non-Sendable stuff (e.g. access tokens) across different
 // threads.