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authorThomas Petazzoni <thomas.petazzoni@bootlin.com>2018-08-03 16:38:44 +0200
committerLorenzo Pieralisi <lorenzo.pieralisi@arm.com>2018-08-08 15:50:04 +0100
commitdfd0309fd7b30a5baffaf47b2fccb88b46d64d69 (patch)
treef288ce404127906f082f3b7fba713085106aee19 /drivers/pci
parent6554f9501915101ba89aab6e40c83139d23f853a (diff)
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: 11be65472a427 ("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>
Diffstat (limited to 'drivers/pci')
-rw-r--r--drivers/pci/controller/pci-mvebu.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/pci/controller/pci-mvebu.c b/drivers/pci/controller/pci-mvebu.c
index 38fa2d08527d..a195592723c2 100644
--- a/drivers/pci/controller/pci-mvebu.c
+++ b/drivers/pci/controller/pci-mvebu.c
@@ -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;