pci: remove magic number, 256 in pci.c
This patch replaces magic number, 256, with ARRAY_SIZE(). Signed-off-by: Isaku Yamahata <yamahata@valinux.co.jp> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
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5
hw/pci.c
5
hw/pci.c
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@ -487,7 +487,8 @@ static PCIDevice *do_pci_register_device(PCIDevice *pci_dev, PCIBus *bus,
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uint8_t header_type)
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uint8_t header_type)
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{
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{
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if (devfn < 0) {
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if (devfn < 0) {
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for(devfn = bus->devfn_min ; devfn < 256; devfn += 8) {
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for(devfn = bus->devfn_min ; devfn < ARRAY_SIZE(bus->devices);
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devfn += 8) {
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if (!bus->devices[devfn])
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if (!bus->devices[devfn])
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goto found;
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goto found;
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}
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}
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@ -1035,7 +1036,7 @@ static void pci_for_each_device_under_bus(PCIBus *bus,
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PCIDevice *d;
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PCIDevice *d;
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int devfn;
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int devfn;
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for(devfn = 0; devfn < 256; devfn++) {
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for(devfn = 0; devfn < ARRAY_SIZE(bus->devices); devfn++) {
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d = bus->devices[devfn];
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d = bus->devices[devfn];
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if (d)
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if (d)
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fn(bus, d);
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fn(bus, d);
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