cc'ing others (Tegra, Altera, Designware) who may have the same bug On 03 November 2015 09:28, Phil Edworthy wrote: > The OF node passed to irq_domain_add_linear() should be a > pointer to interrupt controller's device tree node, or NULL, > but not the PCI controller's node. > > This fixes an oops in msi_domain_alloc_irqs() when it tries > to call msi_check(). > > Signed-off-by: Phil Edworthy <[email protected]> > --- > drivers/pci/host/pcie-rcar.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/pci/host/pcie-rcar.c b/drivers/pci/host/pcie-rcar.c > index 2377bf0..c6fa562 100644 > --- a/drivers/pci/host/pcie-rcar.c > +++ b/drivers/pci/host/pcie-rcar.c > @@ -709,7 +709,7 @@ static int rcar_pcie_enable_msi(struct rcar_pcie *pcie) > msi->chip.setup_irq = rcar_msi_setup_irq; > msi->chip.teardown_irq = rcar_msi_teardown_irq; > > - msi->domain = irq_domain_add_linear(pcie->dev->of_node, > INT_PCI_MSI_NR, > + msi->domain = irq_domain_add_linear(NULL, INT_PCI_MSI_NR, > &msi_domain_ops, &msi->chip); > if (!msi->domain) { > dev_err(&pdev->dev, "failed to create IRQ domain\n"); > -- > 1.9.1
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