linux-kernel - Re: [PATCH 1/4] gpio/aspeed: Fix incorrect number of banks

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Message-ID: <CAMpxmJUVijPRGDw3GcSVt=MYod4nCD-npQKVmn2L4AdBSy5++w@mail.gmail.com>
Date:   Wed, 4 Sep 2019 08:57:44 +0200
From:   Bartosz Golaszewski <bgolaszewski@...libre.com>
To:     Rashmica Gupta <rashmica.g@...il.com>
Cc:     Linus Walleij <linus.walleij@...aro.org>,
        linux-gpio <linux-gpio@...r.kernel.org>,
        arm-soc <linux-arm-kernel@...ts.infradead.org>,
        linux-aspeed@...ts.ozlabs.org, LKML <linux-kernel@...r.kernel.org>,
        Joel Stanley <joel@....id.au>, Andrew Jeffery <andrew@...id.au>
Subject: Re: [PATCH 1/4] gpio/aspeed: Fix incorrect number of banks

śr., 4 wrz 2019 o 08:13 Rashmica Gupta <rashmica.g@...il.com> napisał(a):
>
> Fixes: 361b79119a4b7 ('gpio: Add Aspeed driver')
>

Please, add a proper commit description. Checkpatch should have warned
you about it.

Bart

> Signed-off-by: Rashmica Gupta <rashmica.g@...il.com>
> ---
>  drivers/gpio/gpio-aspeed.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/gpio/gpio-aspeed.c b/drivers/gpio/gpio-aspeed.c
> index 9defe25d4721..77752b2624e8 100644
> --- a/drivers/gpio/gpio-aspeed.c
> +++ b/drivers/gpio/gpio-aspeed.c
> @@ -1165,7 +1165,7 @@ static int __init aspeed_gpio_probe(struct platform_device *pdev)
>         gpio->chip.base = -1;
>
>         /* Allocate a cache of the output registers */
> -       banks = gpio->config->nr_gpios >> 5;
> +       banks = (gpio->config->nr_gpios >> 5) + 1;
>         gpio->dcache = devm_kcalloc(&pdev->dev,
>                                     banks, sizeof(u32), GFP_KERNEL);
>         if (!gpio->dcache)
> --
> 2.20.1
>