Fix the misuse of goto statement in ks_pcie_get_irq_controller_info()
as simple return is more appropriate for this function. While at
it add an error log for absence of interrupt controller node.
Signed-off-by: Murali Karicheri <m-karicheri2@xxxxxx>
Cc: Rob Herring <robh+dt@xxxxxxxxxx>
Cc: Pawel Moll <pawel.moll@xxxxxxx>
Cc: Mark Rutland <mark.rutland@xxxxxxx>
Cc: Ian Campbell <ijc+devicetree@xxxxxxxxxxxxxx>
Cc: Kumar Gala <galak@xxxxxxxxxxxxxx>
Cc: Bjorn Helgaas <bhelgaas@xxxxxxxxxx>
---
v1 - same as before initial version
drivers/pci/host/pci-keystone.c | 10 ++++++----
1 file changed, 6 insertions(+), 4 deletions(-)
diff --git a/drivers/pci/host/pci-keystone.c b/drivers/pci/host/pci-keystone.c
index a2b3ff6..fc153a7 100644
--- a/drivers/pci/host/pci-keystone.c
+++ b/drivers/pci/host/pci-keystone.c
@@ -181,11 +181,13 @@ static int ks_pcie_get_irq_controller_info(struct keystone_pcie *ks_pcie,
*np_temp = of_find_node_by_name(np_pcie, controller);
if (!(*np_temp)) {
dev_err(dev, "Node for %s is absent\n", controller);
- goto out;
+ return ret;
}
temp = of_irq_count(*np_temp);
- if (!temp)
- goto out;
+ if (!temp) {
+ dev_err(dev, "No entries in %s\n", controller);
+ return ret;
+ }
if (temp > max_host_irqs)
dev_warn(dev, "Too many %s interrupts defined %u\n",
(legacy ? "legacy" : "MSI"), temp);
@@ -203,7 +205,6 @@ static int ks_pcie_get_irq_controller_info(struct keystone_pcie *ks_pcie,
*num_irqs = temp;
ret = 0;
}
-out:
return ret;
}
@@ -231,6 +232,7 @@ static void ks_pcie_setup_interrupts(struct keystone_pcie *ks_pcie)
/* enable error interrupt */
if (ks_pcie->error_irq > 0)
ks_dw_pcie_enable_error_irq(ks_pcie->va_app_base);
+
}
/*
--
1.9.1
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