Re: [PATCH] cpufreq: omap: clk_round_rate() can return a zero upon error

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On 10 December 2013 07:48, Paul Walmsley <pwalmsley@xxxxxxxxxx> wrote:
> Treat both negative and zero return values from clk_round_rate() as errors.
> This is needed since subsequent patches will convert clk_round_rate()'s
> return value to be an unsigned type, rather than a signed type, since some
> clock sources can generate rates higher than (2^31)-1 Hz.
>
> Eventually, when calling clk_round_rate(), only a return value of
> zero will be considered a error.  All other values will be
> considered valid rates.  The comparison against values less than
> 0 is kept to preserve the correct behavior in the meantime.
>
> This patch also removes a bogus usage of IS_ERR_VALUE(), which is intended
> to be used only on combination pointer/error code return values; a
> side-benefit.
>
> Signed-off-by: Paul Walmsley <pwalmsley@xxxxxxxxxx>
> Cc: Santosh Shilimkar <santosh.shilimkar@xxxxxx>
> Cc: Viresh Kumar <viresh.kumar@xxxxxxxxxx>

Acked-by: Viresh Kumar <viresh.kumar@xxxxxxxxxx>
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