Return value of irq_of_parse_and_map() is unsigned int, with 0
indicating failure, so testing for negative result never works.
Signed-off-by: Dmitry Torokhov <dtor@xxxxxxxxxxxx>
---
Not tested, found by casual code inspection.
drivers/pci/host/pcie-rcar.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/pci/host/pcie-rcar.c b/drivers/pci/host/pcie-rcar.c
index 9b356c3..6ca976f 100644
--- a/drivers/pci/host/pcie-rcar.c
+++ b/drivers/pci/host/pcie-rcar.c
@@ -764,7 +764,7 @@ static int rcar_pcie_get_resources(struct platform_device *pdev,
goto err_map_reg;
i = irq_of_parse_and_map(pdev->dev.of_node, 0);
- if (i < 0) {
+ if (!i) {
dev_err(pcie->dev, "cannot get platform resources for msi interrupt\n");
err = -ENOENT;
goto err_map_reg;
@@ -772,7 +772,7 @@ static int rcar_pcie_get_resources(struct platform_device *pdev,
pcie->msi.irq1 = i;
i = irq_of_parse_and_map(pdev->dev.of_node, 1);
- if (i < 0) {
+ if (!i) {
dev_err(pcie->dev, "cannot get platform resources for msi interrupt\n");
err = -ENOENT;
goto err_map_reg;
--
2.1.0.rc2.206.gedb03e5
--
Dmitry
--
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