linux-kernel - Re: [PATCH v2 4/4] acpi: Return -ENOENT in acpi_table

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Date:	Wed, 04 Sep 2013 15:39:45 -0600
From:	Toshi Kani <toshi.kani@...com>
To:	Tang Chen <tangchen@...fujitsu.com>
Cc:	tglx@...utronix.de, mingo@...hat.com, hpa@...or.com,
	lenb@...nel.org, rjw@...k.pl, liwanp@...ux.vnet.ibm.com,
	tj@...nel.org, akpm@...ux-foundation.org, joe@...ches.com,
	x86@...nel.org, linux-kernel@...r.kernel.org,
	linux-acpi@...r.kernel.org
Subject: Re: [PATCH v2 4/4] acpi: Return -ENOENT in acpi_table_parse() and
 fix wrong comment.

On Tue, 2013-09-03 at 16:45 +0800, Tang Chen wrote:
> The comment about return value of acpi_table_parse() is incorrect.
> This patch fix it.
> 
> Since all callers only check if the function succeeded or not, this
> patch simplifies the semantics by returning -errno for all failure
> cases. This will also simply the comment.
> 
> As suggested by Toshi Kani <toshi.kani@...com>, also change the stub
> in linux/acpi.h to return -ENODEV.
> 
> Signed-off-by: Tang Chen <tangchen@...fujitsu.com>

Acked-by: Toshi Kani <toshi.kani@...com>

Thanks,
-Toshi

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