linux-kernel - Re: [PATCH 13/22] mtd: nand: lpc32xx: return error code of nand_scan

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Date:   Mon, 7 Nov 2016 02:30:08 +0200
From:   Vladimir Zapolskiy <vz@...ia.com>
To:     Boris Brezillon <boris.brezillon@...e-electrons.com>
Cc:     Masahiro Yamada <yamada.masahiro@...ionext.com>,
        linux-mtd@...ts.infradead.org,
        Sylvain Lemieux <slemieux.tyco@...il.com>,
        linux-kernel@...r.kernel.org,
        Brian Norris <computersforpeace@...il.com>,
        Richard Weinberger <richard@....at>,
        David Woodhouse <dwmw2@...radead.org>,
        linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH 13/22] mtd: nand: lpc32xx: return error code of
 nand_scan_ident/tail() on error

Hi Boris,

On 11/06/2016 08:27 PM, Boris Brezillon wrote:
> On Fri,  4 Nov 2016 19:43:01 +0900
> Masahiro Yamada <yamada.masahiro@...ionext.com> wrote:
>
>> The nand_scan_ident/tail() returns an appropriate error value when
>> it fails.  Use it instead of the fixed error code -ENXIO.
>>
>> Signed-off-by: Masahiro Yamada <yamada.masahiro@...ionext.com>
>> ---

[snip]

>> -	if (nand_scan_tail(mtd)) {
>> -		res = -ENXIO;
>> +	res = nand_scan_tail(mtd);
>
> You miss
>
> 	if (res)
>
> here.
>
> No need to resend, I'll fix it when applying the patches.
>
>>  		goto err_exit3;
>> -	}
>>

nice catch, thank you for noticing and fixing the overlooked bug!

--
With best wishes,
Vladimir