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Message-ID: <f4c81b9a-ba70-3dea-e4f6-9ff62a3e27e8@wanadoo.fr>
Date:   Sun, 6 Nov 2022 17:08:31 +0100
From:   Christophe JAILLET <christophe.jaillet@...adoo.fr>
To:     wangkailong@...i.cn, benh@...nel.crashing.org,
        christophe.leroy@...roup.eu, mpe@...erman.id.au
Cc:     linuxppc-dev@...ts.ozlabs.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] macintosh: Fix warning comparing pointer to 0

Le 06/11/2022 à 16:18, wangkailong@...i.cn a écrit :
> Fix the following coccicheck warning:
> 
> drivers/macintosh/macio-adb.c:103:13-14: WARNING comparing pointer to 0.
> 
> Signed-off-by: KaiLong Wang <wangkailong@...i.cn>
> ---
>   drivers/macintosh/macio-adb.c | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/macintosh/macio-adb.c b/drivers/macintosh/macio-adb.c
> index 9b63bd2551c6..1c1c375a817d 100644
> --- a/drivers/macintosh/macio-adb.c
> +++ b/drivers/macintosh/macio-adb.c
> @@ -100,7 +100,7 @@ int macio_init(void)
>   	unsigned int irq;
>   
>   	adbs = of_find_compatible_node(NULL, "adb", "chrp,adb0");
> -	if (adbs == 0)
> +	if (adbs)

Hi
no, this should be "if (!adbs)"

CJ

>   		return -ENXIO;
>   
>   	if (of_address_to_resource(adbs, 0, &r)) {

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