From: Li Qiang <liq3ea@163.com>

Signed-off-by: Li Qiang <liq3ea@163.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
---
 hw/misc/edu.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/hw/misc/edu.c b/hw/misc/edu.c
index 0687ffd..cdcf550 100644
--- a/hw/misc/edu.c
+++ b/hw/misc/edu.c
@@ -342,7 +342,7 @@ static void *edu_fact_thread(void *opaque)
 
 static void pci_edu_realize(PCIDevice *pdev, Error **errp)
 {
-    EduState *edu = DO_UPCAST(EduState, pdev, pdev);
+    EduState *edu = EDU(pdev);
     uint8_t *pci_conf = pdev->config;
 
     pci_config_set_interrupt_pin(pci_conf, 1);
@@ -365,7 +365,7 @@ static void pci_edu_realize(PCIDevice *pdev, Error **errp)
 
 static void pci_edu_uninit(PCIDevice *pdev)
 {
-    EduState *edu = DO_UPCAST(EduState, pdev, pdev);
+    EduState *edu = EDU(pdev);
 
     qemu_mutex_lock(&edu->thr_mutex);
     edu->stopping = true;
-- 
1.8.3.1