PCI: artpec6: Fix platform_get_irq() error handling
platform_get_irq() returns a negative number on failure, so adjust the logic to detect such condition and propagate the real error value on failure. Signed-off-by: Fabio Estevam <fabio.estevam@nxp.com> Signed-off-by: Bjorn Helgaas <bhelgaas@google.com> Acked-by: Niklas Cassel <niklas.cassel@axis.com>
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@ -207,9 +207,9 @@ static int artpec6_add_pcie_port(struct artpec6_pcie *artpec6_pcie,
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if (IS_ENABLED(CONFIG_PCI_MSI)) {
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if (IS_ENABLED(CONFIG_PCI_MSI)) {
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pp->msi_irq = platform_get_irq_byname(pdev, "msi");
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pp->msi_irq = platform_get_irq_byname(pdev, "msi");
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if (pp->msi_irq <= 0) {
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if (pp->msi_irq < 0) {
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dev_err(dev, "failed to get MSI irq\n");
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dev_err(dev, "failed to get MSI irq\n");
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return -ENODEV;
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return pp->msi_irq;
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}
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}
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ret = devm_request_irq(dev, pp->msi_irq,
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ret = devm_request_irq(dev, pp->msi_irq,
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