linux-kernel - Re: [PATCH 3/3] mtd: phram: Fix error return code in phram

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <cc02de9c-6315-3fa6-4b0a-4287b2713484@huawei.com>
Date:   Thu, 8 Apr 2021 21:26:09 +0800
From:   "yukuai (C)" <yukuai3@...wei.com>
To:     Miquel Raynal <miquel.raynal@...tlin.com>
CC:     <joern@...ybastard.org>, <richard@....at>, <vigneshr@...com>,
        <matthias.bgg@...il.com>, <linux-mtd@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-mediatek@...ts.infradead.org>, <yi.zhang@...wei.com>
Subject: Re: [PATCH 3/3] mtd: phram: Fix error return code in phram_setup()

On 2021/04/08 20:46, Miquel Raynal wrote:
> Hi Yu,
> 
> Yu Kuai <yukuai3@...wei.com> wrote on Thu, 8 Apr 2021 19:15:14 +0800:
> 
>> Fix to return a negative error code from the error handling
>> case instead of 0, as done elsewhere in this function.
>>
>> Reported-by: Hulk Robot <hulkci@...wei.com>
>> Signed-off-by: Yu Kuai <yukuai3@...wei.com>
>> ---
>>   drivers/mtd/devices/phram.c | 1 +
>>   1 file changed, 1 insertion(+)
>>
>> diff --git a/drivers/mtd/devices/phram.c b/drivers/mtd/devices/phram.c
>> index 5b04ae6c3057..6ed6c51fac69 100644
>> --- a/drivers/mtd/devices/phram.c
>> +++ b/drivers/mtd/devices/phram.c
>> @@ -270,6 +270,7 @@ static int phram_setup(const char *val)
>>   	if (len == 0 || erasesize == 0 || erasesize > len
>>   	    || erasesize > UINT_MAX || rem) {
>>   		parse_err("illegal erasesize or len\n");
>> +		ret = -EINVAL;
>>   		goto error;
>>   	}
>>   
> 
> It looks like you're doing the opposite of what you say.
> 
Hi,

sorry about that, I misunderstood 'fix to'.

Thanks
Yu Kuai
> Thanks,
> Miquèl
> .
>