linux-kernel - Re: [PATCH 1/6] Clocklib: add generic framework for managing clocks.

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Date:	Mon, 31 Mar 2008 16:55:16 +0200
From:	Pavel Machek <pavel@....cz>
To:	Dmitry Baryshkov <dbaryshkov@...il.com>
Cc:	linux-kernel@...r.kernel.org, akpm@...ux-foundation.org,
	Haavard Skinnemoen <haavard.skinnemoen@...el.com>,
	Russell King <rmk+lkml@....linux.org.uk>,
	Paul Mundt <lethal@...ux-sh.org>,
	pHilipp Zabel <philipp.zabel@...il.com>, tony@...mide.com,
	paul@...an.com
Subject: Re: [PATCH 1/6] Clocklib: add generic framework for managing clocks.


> +int __must_check clk_register(struct clk *clk);
> +void clk_unregister(struct clk *clk);
> +static void __maybe_unused clks_unregister(struct clk **clks, size_t num)
> +{
> +	int i;
> +	for (i = num - 1; i >= 0;  i++) {
> +		clk_unregister(clks[i]);
> +	}
> +}
> +
> +static int __must_check __maybe_unused clks_register(struct clk **clks, size_t num)
> +{
> +	int i;
> +	int ret;
> +	for (i = 0; i < num; i++) {
> +		ret = clk_register(clks[i]);
> +		if (ret != 0)
> +			goto cleanup;
> +	}
> +
> +	return 0;
> +
> +cleanup:
> +	clks_unregister(clks, i);
> +
> +	for (i -- ; i >= 0; i--) {

"for (i--;"
> +		clk_unregister(clks[i]);
> +	}
> +
> +	return ret;

Hmm, clk_unregister is _very_ similar to clks_unregister....
									Pavel
-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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