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

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Date:	Mon, 7 Apr 2008 15:55:59 -0700
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	Dmitry Baryshkov <dbaryshkov@...il.com>
Cc:	linux-kernel@...r.kernel.org, haavard.skinnemoen@...el.com,
	rmk+lkml@....linux.org.uk, lethal@...ux-sh.org,
	philipp.zabel@...il.com, pavel@....cz, tony@...mide.com,
	paul@...an.com
Subject: Re: [PATCH 1/6] Clocklib: add generic framework for managing
 clocks.

On Thu, 3 Apr 2008 17:23:29 +0400
Dmitry Baryshkov <dbaryshkov@...il.com> wrote:

> Provide a generic framework that platform may choose
> to support clocks api. In particular this provides
> platform-independant struct clk definition, a full
> implementation of clocks api and a set of functions
> for registering and unregistering clocks in a safe way.
> 
> +static void __maybe_unused clks_unregister(struct clk **clks, size_t num)
> +static int __must_check __maybe_unused clks_register(struct clk **clks, size_t num)
> +static void __maybe_unused clk_free_functions(
> +		struct clk_function *funcs,
> +		int num)
> +static int __must_check __maybe_unused clk_alloc_functions(
> +		struct clk_function *funcs,
> +		int num)

What are all these __maybe_unused markers doing here?

> ...
>
> +int __must_check clk_alloc_function(const char *parent, struct clk *clk);

This should be `static int'.  I'm surprised the compiler doesn't get
upset.

> +	for (i = num - 1; i >= 0; i--) {
> +		clk_unregister(&funcs[i].clk);
> +	}
>
> ...
>
> +	if (rc) {
> +		kfree(clk);
> +	}

There are a few coding-style glitches in here.  Please run
scripts/checkpatch.pl and consider its reportage.

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