Commit c51aa6db authored Jun 06, 2013 by Linus Torvalds

Merge tag 'pci-v3.10-fixes-3' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci

Pull PCI fixes from Bjorn Helgaas:
 "This fixes a crash when booting a 32-bit kernel via the EFI boot stub.

  PCI ROM from EFI
      x86/PCI: Map PCI setup data with ioremap() so it can be in highmem"

* tag 'pci-v3.10-fixes-3' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci:
  x86/PCI: Map PCI setup data with ioremap() so it can be in highmem

parents e6395b68 65694c5a

arch/x86/pci/common.c

+4 −1

Original line number	Diff line number	Diff line
		@@ -628,7 +628,9 @@ int pcibios_add_device(struct pci_dev *dev)

		pa_data = boot_params.hdr.setup_data;
		while (pa_data) {
		data = phys_to_virt(pa_data);
		data = ioremap(pa_data, sizeof(*rom));
		if (!data)
		return -ENOMEM;

		if (data->type == SETUP_PCI) {
		rom = (struct pci_setup_rom *)data;
		@@ -645,6 +647,7 @@ int pcibios_add_device(struct pci_dev *dev)
		}
		}
		pa_data = data->next;
		iounmap(data);
		}
		return 0;
		}

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