pci: convert PCIUnregisterFunc to void

Not a single driver has any possibility of failure on their
exit function, let's keep it that way.

Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>

1 files changed, 3 insertions, 5 deletions

diff --git a/hw/pci.c b/hw/pci.c
index d5c664c9cd..f783362ae3 100644
--- a/hw/pci.c
+++ b/hw/pci.c
@@ -837,12 +837,10 @@ static int pci_unregister_device(DeviceState *dev)
 {
     PCIDevice *pci_dev = PCI_DEVICE(dev);
     PCIDeviceClass *pc = PCI_DEVICE_GET_CLASS(pci_dev);
-    int ret = 0;
 
-    if (pc->exit)
-        ret = pc->exit(pci_dev);
-    if (ret)
-        return ret;
+    if (pc->exit) {
+        pc->exit(pci_dev);
+    }
 
     pci_unregister_io_regions(pci_dev);
     pci_del_option_rom(pci_dev);