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Message-ID: <2bcac0ef-2937-f3c9-0f22-4a3b727bf150@nod.at>
Date: Fri, 28 Oct 2016 11:14:19 +0200
From: Richard Weinberger <richard@....at>
To: Boris Brezillon <boris.brezillon@...e-electrons.com>,
Artem Bityutskiy <dedekind1@...il.com>
Cc: David Woodhouse <dwmw2@...radead.org>,
Brian Norris <computersforpeace@...il.com>,
linux-mtd@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] UBI: fastmap: Fix add_vol() return value test in
ubi_attach_fastmap()
On 28.10.2016 11:12, Boris Brezillon wrote:
> On Fri, 28 Oct 2016 11:08:44 +0200
> Boris Brezillon <boris.brezillon@...e-electrons.com> wrote:
>
>> Commit e96a8a3bb671 ("UBI: Fastmap: Do not add vol if it already
>> exists") introduced a bug by changing the possible error codes returned
>> by add_vol():
>> - this functions no longer returns NULL in case of allocation failure
>
> ^ function
>
>> but return ERR_PTR(-ENOMEM)
>> - when a duplicate entry in the volume RB tree is found it returns
>> ERR_PTR(-EEXIST) instead of ERR_PTR(-EINVAL)
>>
>> Fix the tests done of add_vol() return value accordingly.
>
> "Fix the tests done on add_vol() return val to match this new behavior."
>
> Do you want me to send a new version fixing the commit message?
Nope, I can fixup it myself. :-)
Thanks,
//richard
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