Re: [PATCH] cpufreq: Use list_is_last() to check last entry of the policy list

[Viresh Kumar <viresh.kumar@linaro.org>]

On 25-01-16, 15:16, Gautham R. Shenoy wrote:
> Currently next_policy() explicitly checks if a policy is the last
> policy in the cpufreq_policy_list. Use the standard list_is_last
> primitive instead.
> 
> Cc: Viresh Kumar <viresh.kumar@linaro.org>
> Signed-off-by: Gautham R. Shenoy <ego@linux.vnet.ibm.com>
> ---
>  drivers/cpufreq/cpufreq.c | 6 +++---
>  1 file changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c
> index 78b1e2f..b3059a3 100644
> --- a/drivers/cpufreq/cpufreq.c
> +++ b/drivers/cpufreq/cpufreq.c
> @@ -67,11 +67,11 @@ static struct cpufreq_policy *next_policy(struct cpufreq_policy *policy,
>  {
>  	lockdep_assert_held(&cpufreq_driver_lock);
>  	do {
> -		policy = list_next_entry(policy, policy_list);
> -
>  		/* No more policies in the list */
> -		if (&policy->policy_list == &cpufreq_policy_list)
> +		if (list_is_last(&policy->policy_list, &cpufreq_policy_list))
>  			return NULL;
> +
> +		policy = list_next_entry(policy, policy_list);
>  	} while (!suitable_policy(policy, active));
>  
>  	return policy;

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

-- 
viresh