Re: [PATCH, RFC 1/8] ARM: localtimer: return percpu clkevt onregister

[Felipe Balbi]

Hi,

On Mon, Feb 18, 2013 at 05:06:39PM +0530, Afzal Mohammed wrote:
> @@ -315,6 +315,7 @@ static struct local_timer_ops twd_lt_ops __cpuinitdata = {
>  static int __init twd_local_timer_common_register(struct device_node *np)
>  {
>  	int err;
> +	struct clock_event_device *evt;
>  
>  	twd_evt = alloc_percpu(struct clock_event_device *);
>  	if (!twd_evt) {
> @@ -328,8 +329,8 @@ static int __init twd_local_timer_common_register(struct device_node *np)
>  		goto out_free;
>  	}
>  
> -	err = local_timer_register(&twd_lt_ops);
> -	if (err)
> +	evt = local_timer_register(&twd_lt_ops);
> +	if (IS_ERR(evt))
>  		goto out_irq;

this is wrong. Will return 0 even in the error case. Correct version
would be:

if (IS_ERR(evt)) {
	err = PTR_ERR(evt);
	goto out_irq;
}

-- 
balbi

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