diff --git a/virtualizationmanager/src/crosvm.rs b/virtualizationmanager/src/crosvm.rs
index 2ba0e0e..50a3c40 100644
--- a/virtualizationmanager/src/crosvm.rs
+++ b/virtualizationmanager/src/crosvm.rs
@@ -47,6 +47,7 @@
     VirtualMachineAppConfig::DebugLevel::DebugLevel
 };
 use android_system_virtualizationservice_internal::aidl::android::system::virtualizationservice_internal::IGlobalVmContext::IGlobalVmContext;
+use android_system_virtualizationservice_internal::aidl::android::system::virtualizationservice_internal::IBoundDevice::IBoundDevice;
 use binder::Strong;
 use android_system_virtualmachineservice::aidl::android::system::virtualmachineservice::IVirtualMachineService::IVirtualMachineService;
 use tombstoned_client::{TombstonedConnection, DebuggerdDumpType};
@@ -127,11 +128,7 @@
     pub writable: bool,
 }
 
-#[derive(Clone, Debug)]
-pub struct VfioDevice {
-    pub sysfs_path: PathBuf,
-    pub dtbo_label: String,
-}
+type VfioDevice = Strong<dyn IBoundDevice>;
 
 /// The lifecycle state which the payload in the VM has reported itself to be in.
 ///
@@ -412,10 +409,7 @@
             error!("Error removing temporary files from {:?}: {}", self.temporary_directory, e);
         });
 
-        // TODO(b/278008182): clean up assigned devices.
-        for device in vfio_devices.iter() {
-            info!("NOT RELEASING {device:?}");
-        }
+        drop(vfio_devices); // Cleanup devices.
     }
 
     /// Waits until payload is started, or timeout expires. When timeout occurs, kill
@@ -706,7 +700,7 @@
 
 fn vfio_argument_for_platform_device(device: &VfioDevice) -> Result<String, Error> {
     // Check platform device exists
-    let path = device.sysfs_path.canonicalize()?;
+    let path = Path::new(&device.getSysfsPath()?).canonicalize()?;
     if !path.starts_with(SYSFS_PLATFORM_DEVICES_PATH) {
         bail!("{path:?} is not a platform device");
     }
@@ -718,7 +712,7 @@
     }
 
     if let Some(p) = path.to_str() {
-        Ok(format!("--vfio={p},iommu=pkvm-iommu,dt-symbol={0}", device.dtbo_label))
+        Ok(format!("--vfio={p},iommu=pkvm-iommu,dt-symbol={0}", device.getDtboLabel()?))
     } else {
         bail!("invalid path {path:?}");
     }