mptable_hostb: Use legacy_get_pcibus() to fetch PCI bus number.
The mptable_hostb driver is a child of legacy0 and has legacy bus ivars, not PCI or PCI bridge ivars. PR: 264819 Reported by: Dennis Clarke <dclarke@blastwave.org> Diagnosed by: avg Reviewed by: avg MFC after: 1 week Differential Revision: https://reviews.freebsd.org/D35548
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@ -1250,7 +1250,7 @@ mptable_pci_host_res_init(device_t pcib)
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struct host_res_args args;
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KASSERT(pci0 != -1, ("do not know how to map PCI bus IDs"));
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args.bus = pci_get_bus(pcib) + pci0;
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args.bus = legacy_get_pcibus(pcib) + pci0;
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args.dev = pcib;
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args.sc = device_get_softc(pcib);
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if (pcib_host_res_init(pcib, &args.sc->sc_host_res) != 0)
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@ -57,7 +57,7 @@ mptable_hostb_probe(device_t dev)
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if (pci_cfgregopen() == 0)
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return (ENXIO);
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if (mptable_pci_probe_table(pcib_get_bus(dev)) != 0)
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if (mptable_pci_probe_table(legacy_get_pcibus(dev)) != 0)
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return (ENXIO);
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device_set_desc(dev, "MPTable Host-PCI bridge");
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return (0);
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