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

Damien Le Moal damien.lemoal at wdc.com
Sat Nov 7 03:13:57 EST 2020


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 at 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




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