linux-kernel - Re: clk: clk_round_rate() should return 0, not negative numbers, upon error

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 for Android: free password hash cracker in your pocket

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

Date:	Tue, 26 Nov 2013 00:01:53 +0000
From:	Russell King - ARM Linux <linux@....linux.org.uk>
To:	Paul Walmsley <pwalmsley@...dia.com>
Cc:	linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	Mike Turquette <mturquette@...aro.org>
Subject: Re: clk: clk_round_rate() should return 0, not negative numbers,
	upon error

On Mon, Nov 25, 2013 at 03:55:33PM -0800, Paul Walmsley wrote:
>
> Update the documentation for clk_round_rate() to state that it should
> return 0 rather than a negative error code when it encounters an
> error.  This describes how the common clock framework currently works;
> howeever, some clock code does not yet align to this.
>
> This change is to prepare for returning unsigned values from
> clk_round_rate().

You really ought to document why this is being changed here, to help
sell the change to parties who are not aware of the background.
Otherwise, it just looks like a gratuitous API change.
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/