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PCI: of_property: Return error for int_map allocation failure
Return -ENOMEM from of_pci_prop_intr_map() if kcalloc() fails to prevent a
NULL pointer dereference in this case.
Fixes: 407d1a5192
("PCI: Create device tree node for bridge")
Link: https://lore.kernel.org/r/20240303105729.78624-1-duoming@zju.edu.cn
Signed-off-by: Duoming Zhou <duoming@zju.edu.cn>
[bhelgaas: commit log]
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
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@ -238,6 +238,8 @@ static int of_pci_prop_intr_map(struct pci_dev *pdev, struct of_changeset *ocs,
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return 0;
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int_map = kcalloc(map_sz, sizeof(u32), GFP_KERNEL);
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if (!int_map)
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return -ENOMEM;
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mapp = int_map;
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list_for_each_entry(child, &pdev->subordinate->devices, bus_list) {
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