1 files changed, 2 insertions, 1 deletions
diff --git a/pcidev.c b/pcidev.c
index e498014..1f9a5cc 100644
--- a/pcidev.c
+++ b/pcidev.c
@@ -270,7 +270,7 @@ struct undo_pci_write_data {
 	};
 };
 
-void undo_pci_write(void *p)
+int undo_pci_write(void *p)
 {
 	struct undo_pci_write_data *data = p;
 	msg_pdbg("Restoring PCI config space for %02x:%02x:%01x reg 0x%02x\n",
@@ -288,6 +288,7 @@ void undo_pci_write(void *p)
 	}
 	/* p was allocated in register_undo_pci_write. */
 	free(p);
+	return 0;
 }
 
 #define register_undo_pci_write(a, b, c) 				\