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PCI: Fix pci_register_host_bridge() device_register() error handling
[ Upstream commit1b54ae8327
] If device_register() has an error, we should bail out of pci_register_host_bridge() rather than continuing on. Fixes:37d6a0a6f4
("PCI: Add pci_register_host_bridge() interface") Link: https://lore.kernel.org/r/20200513223859.11295-1-robh@kernel.org Signed-off-by: Rob Herring <robh@kernel.org> Signed-off-by: Bjorn Helgaas <bhelgaas@google.com> Reviewed-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com> Reviewed-by: Arnd Bergmann <arnd@arndb.de> Signed-off-by: Sasha Levin <sashal@kernel.org>
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1 changed files with 3 additions and 2 deletions
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@ -818,9 +818,10 @@ static int pci_register_host_bridge(struct pci_host_bridge *bridge)
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goto free;
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err = device_register(&bridge->dev);
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if (err)
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if (err) {
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put_device(&bridge->dev);
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goto free;
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}
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bus->bridge = get_device(&bridge->dev);
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device_enable_async_suspend(bus->bridge);
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pci_set_bus_of_node(bus);
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