From: Dmitry Torokhov <d...@chromium.org>
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 <d...@chromium.org>
Acked-by: Florian Fainelli <f.faine...@gmail.com>
Tested-by: Kevin Cernekee <cerne...@gmail.com>
---
drivers/irqchip/irq-bcm7120-l2.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/irqchip/irq-bcm7120-l2.c b/drivers/irqchip/irq-bcm7120-l2.c
index e7c6155..8eec8e1 100644
--- a/drivers/irqchip/irq-bcm7120-l2.c
+++ b/drivers/irqchip/irq-bcm7120-l2.c
@@ -102,9 +102,9 @@ static int bcm7120_l2_intc_init_one(struct device_node *dn,
unsigned int idx;
parent_irq = irq_of_parse_and_map(dn, irq);
- if (parent_irq < 0) {
+ if (!parent_irq) {
pr_err("failed to map interrupt %d\n", irq);
- return parent_irq;
+ return -EINVAL;
}
/* For multiple parent IRQs with multiple words, this looks like:
--
2.1.1
--
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