[PATCH 09/32] riscv: Fix SiFive gpio probe

Damien Le Moal
2020-11-07T08:14:48Z

Fix the check on the number of IRQs to allow up to the maximum (32)
instead of only the maximum minus one.

Signed-off-by: Damien Le Moal <damien.lemoal@wdc.com>
---
drivers/gpio/gpio-sifive.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpio/gpio-sifive.c b/drivers/gpio/gpio-sifive.c
index c54dd08f2cbf..d5eb9ca11901 100644
--- a/drivers/gpio/gpio-sifive.c
+++ b/drivers/gpio/gpio-sifive.c
@@ -183,7 +183,7 @@ static int sifive_gpio_probe(struct platform_device *pdev)
return PTR_ERR(chip->regs);

ngpio = of_irq_count(node);
- if (ngpio >= SIFIVE_GPIO_MAX) {
+ if (ngpio > SIFIVE_GPIO_MAX) {
dev_err(dev, "Too many GPIO interrupts (max=%d)\n",
SIFIVE_GPIO_MAX);
return -ENXIO;
--
2.28.0