linux-kernel - Re: [PATCH][next] mtd: rawnand: meson: fix missing assignment of ret on a call to meson_chip_buffer

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Message-ID: <aeadd16e-ed46-28f2-15de-66d1d9f1ed11@amlogic.com>
Date:   Wed, 30 Jan 2019 17:26:49 +0800
From:   Liang Yang <liang.yang@...ogic.com>
To:     Colin King <colin.king@...onical.com>,
        Boris Brezillon <bbrezillon@...nel.org>,
        Miquel Raynal <miquel.raynal@...tlin.com>,
        Richard Weinberger <richard@....at>,
        David Woodhouse <dwmw2@...radead.org>,
        Brian Norris <computersforpeace@...il.com>,
        Marek Vasut <marek.vasut@...il.com>,
        Kevin Hilman <khilman@...libre.com>,
        <linux-mtd@...ts.infradead.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-amlogic@...ts.infradead.org>
CC:     <kernel-janitors@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH][next] mtd: rawnand: meson: fix missing assignment of ret
 on a call to meson_chip_buffer_init

Hi Colin,

On 2019/1/29 18:57, Colin King wrote:
> From: Colin Ian King <colin.king@...onical.com>
> 
> The call to meson_chip_buffer_init is not assigning ret, however, ret
> is being checked for failure. Fix this by adding in the missing assignment.
> 
> Fixes: 2d570b34b41a ("mtd: rawnand: meson: add support for Amlogic NAND flash controller")
> Signed-off-by: Colin Ian King <colin.king@...onical.com>
> ---
>   drivers/mtd/nand/raw/meson_nand.c | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/mtd/nand/raw/meson_nand.c b/drivers/mtd/nand/raw/meson_nand.c
> index e858d58d97b0..b9c543d1054c 100644
> --- a/drivers/mtd/nand/raw/meson_nand.c
> +++ b/drivers/mtd/nand/raw/meson_nand.c
> @@ -1206,7 +1206,7 @@ static int meson_nand_attach_chip(struct nand_chip *nand)
>   		dev_err(nfc->dev, "16bits bus width not supported");
>   		return -EINVAL;
>   	}
> -	meson_chip_buffer_init(nand);
> +	ret = meson_chip_buffer_init(nand);

Looks good to me:

Acked-by: Liang Yang <liang.yang@...ogic.com>

>   	if (ret)
>   		return -ENOMEM;
>   
>