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

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Date:   Wed, 30 Jan 2019 09:34:35 +0000
From:   Colin Ian King <colin.king@...onical.com>
To:     Miquel Raynal <miquel.raynal@...tlin.com>,
        Liang Yang <liang.yang@...ogic.com>
Cc:     Boris Brezillon <bbrezillon@...nel.org>,
        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, 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

On 30/01/2019 09:32, Miquel Raynal wrote:
> Hi Liang, Colin,
> 
> Liang Yang <liang.yang@...ogic.com> wrote on Wed, 30 Jan 2019 17:26:49
> +0800:
> 
>> 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>
> 
> This is nand/next material, so if you don't mind I would like to squash
> the two fixes you sent into the original commit inserting the driver.

Sure, ok with me, squashing them makes sense.

Colin
> 
> 
> Thanks,
> Miquèl
>