diff options
| -rw-r--r-- | drivers/gpio/gpio-davinci.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/gpio/gpio-davinci.c b/drivers/gpio/gpio-davinci.c index ead75c1062fb..ab9f7acaae76 100644 --- a/drivers/gpio/gpio-davinci.c +++ b/drivers/gpio/gpio-davinci.c @@ -207,6 +207,11 @@ static int davinci_gpio_probe(struct platform_device *pdev) else nirq = DIV_ROUND_UP(ngpio, 16); + if (nirq > MAX_INT_PER_BANK) { + dev_err(dev, "Too many IRQs!\n"); + return -EINVAL; + } + nbank = DIV_ROUND_UP(ngpio, 32); chips = devm_kcalloc(dev, nbank, sizeof(struct davinci_gpio_controller), |