diff --git a/vfio/src/vfio_pci.rs b/vfio/src/vfio_pci.rs
index d4c0dfee4f5bcac3c26474b3203dc70108ece3f6..607ad0ff883f3a0e9c2fe734ffcf6919ce8cbb54 100644
--- a/vfio/src/vfio_pci.rs
+++ b/vfio/src/vfio_pci.rs
@@ -510,7 +510,6 @@ impl VfioPciDevice {
         let parent_bus = self.parent_bus().unwrap().clone();
         let dev_id = self.dev_id.clone();
         let devfn = self.base.devfn;
-        let cloned_msix = msix.clone();
         let write = move |data: &[u8], _: GuestAddress, offset: u64| -> bool {
             let mut locked_msix = msix.lock().unwrap();
             locked_msix.table[offset as usize..(offset as usize + data.len())]
@@ -540,8 +539,7 @@ impl VfioPciDevice {
                 gsi_route.irq_fd = Some(Arc::new(irq_fd));
             }
             let irq_fd = gsi_route.irq_fd.clone();
-            let msi_irq_manager = &cloned_msix.lock().unwrap().msi_irq_manager;
-            let irq_manager = msi_irq_manager.as_ref().unwrap();
+            let irq_manager = &locked_msix.msi_irq_manager.as_ref().unwrap();
             if gsi_route.gsi == -1 {
                 gsi_route.gsi = match irq_manager.allocate_irq(msix_vector) {
                     Ok(g) => g as i32,