Commit dfd0309f authored Aug 03, 2018 by Thomas Petazzoni Committed by Lorenzo Pieralisi Aug 08, 2018

PCI: mvebu: Fix I/O space end address calculation

pcie->realio.end should be the address of last byte of the area,
therefore using resource_size() of another resource is not correct, we
must substract 1 to get the address of the last byte.

Fixes: 11be6547 ("PCI: mvebu: Adapt to the new device tree layout")
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>

parent 6554f950

drivers/pci/controller/pci-mvebu.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -1219,7 +1219,7 @@ static int mvebu_pcie_probe(struct platform_device *pdev)
		pcie->realio.start = PCIBIOS_MIN_IO;
		pcie->realio.end = min_t(resource_size_t,
		IO_SPACE_LIMIT,
		resource_size(&pcie->io));
		resource_size(&pcie->io) - 1);
		} else
		pcie->realio = pcie->io;

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