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, 1 insertions, 1 deletions

diff --git a/hw/pci.h b/hw/pci.h
index 44ae8715b0..6983b2f57a 100644
--- a/hw/pci.h
+++ b/hw/pci.h
@@ -85,7 +85,7 @@ typedef uint32_t PCIConfigReadFunc(PCIDevice *pci_dev,
                                    uint32_t address, int len);
 typedef void PCIMapIORegionFunc(PCIDevice *pci_dev, int region_num,
                                 pcibus_t addr, pcibus_t size, int type);
-typedef int PCIUnregisterFunc(PCIDevice *pci_dev);
+typedef void PCIUnregisterFunc(PCIDevice *pci_dev);
 
 typedef struct PCIIORegion {
     pcibus_t addr; /* current PCI mapping address. -1 means not mapped */