diff --git a/mt7921/pci.c b/mt7921/pci.c
index 1edfd20d..3b404e15 100644
--- a/mt7921/pci.c
+++ b/mt7921/pci.c
@@ -343,13 +343,14 @@ static int mt7921_pci_probe(struct pci_dev *pdev,
 
 	pci_set_drvdata(pdev, mdev);
 
+	dev = container_of(mdev, struct mt792x_dev, mt76);
+
 	regs =  pcim_iomap_region(pdev, 0, pci_name(pdev));
 	if (IS_ERR(regs)) {
 		ret = PTR_ERR(regs);
 		goto err_free_dev;
 	}
 
-	dev = container_of(mdev, struct mt792x_dev, mt76);
 	dev->fw_features = features;
 	dev->hif_ops = &mt7921_pcie_ops;
 	dev->irq_map = &irq_map;