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15 lines
429 B
15 lines
429 B
9 years ago
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--- a/drivers/pci/pci.c
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+++ b/drivers/pci/pci.c
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@@ -4772,7 +4772,10 @@ int pci_get_new_domain_nr(void)
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void pci_bus_assign_domain_nr(struct pci_bus *bus, struct device *parent)
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{
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static int use_dt_domains = -1;
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- int domain = of_get_pci_domain_nr(parent->of_node);
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+ int domain = -1;
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+
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+ if (parent && parent->of_node)
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+ domain = of_get_pci_domain_nr(parent->of_node);
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/*
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* Check DT domain and use_dt_domains values.
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