Re: [PATCH 2/6] MIPS: ip27-timer: fix unsigned irq < 0

[Thomas Bogendoerfer]

On Wed, Apr 16, 2008 at 03:43:56AM +0200, Roel Kluin wrote:
> irq is unsigned, cast to signed to evaluate the allocate_irqno() return value,
>     
> Signed-off-by: Roel Kluin <12o3l@xxxxxxxxxx>
> ---   
> diff --git a/arch/mips/sgi-ip27/ip27-timer.c b/arch/mips/sgi-ip27/ip27-timer.c
> index 25d3baf..3c08afd 100644
> --- a/arch/mips/sgi-ip27/ip27-timer.c
> +++ b/arch/mips/sgi-ip27/ip27-timer.c
> @@ -222,19 +222,19 @@ static void __init hub_rt_clock_event_global_init(void)
>  	unsigned int irq;
>  
>  	do {
>  		smp_wmb();
>  		irq = rt_timer_irq;
>  		if (irq)
>  			break;
>  
>  		irq = allocate_irqno();
> -		if (irq < 0)
> +		if ((int) irq < 0)

Why don't you just make irq and rt_timer_irq an int ?

Thomas.

-- 
Crap can work. Given enough thrust pigs will fly, but it's not necessary a
good idea.                                                [ RFC1925, 2.3 ]
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