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Re: [PATCH 2/2] cpufreq: acpi-cpufreq: Drop pointless label from acpi_cpufreq_target()

From Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
Newsgroups linux.kernel
Subject Re: [PATCH 2/2] cpufreq: acpi-cpufreq: Drop pointless label from acpi_cpufreq_target()
Date 2016-02-26 00:50 +0100
Message-ID <r6dPs-2Ti-25@gated-at.bofh.it> (permalink)
References <r6dcJ-2Ch-1@gated-at.bofh.it> <r6dcJ-2Ch-3@gated-at.bofh.it>
Organization linux.* mail to news gateway

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On Fri, 2016-02-26 at 00:03 +0100, Rafael J. Wysocki wrote:
> From: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
> 
> The "out" label at the final return statement in
> acpi_cpufreq_target()
> is totally pointless, so drop them and modify the code to return the
> right values immediately instead of jumping to it.
> 
> No functional changes.
> 
> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Reviewed-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>

> ---
>  drivers/cpufreq/acpi-cpufreq.c |    6 ++----
>  1 file changed, 2 insertions(+), 4 deletions(-)
> 
> Index: linux-pm/drivers/cpufreq/acpi-cpufreq.c
> ===================================================================
> --- linux-pm.orig/drivers/cpufreq/acpi-cpufreq.c
> +++ linux-pm/drivers/cpufreq/acpi-cpufreq.c
> @@ -434,7 +434,7 @@ static int acpi_cpufreq_target(struct cp
>  		} else {
>  			pr_debug("Already at target state (P%d)\n",
>  				next_perf_state);
> -			goto out;
> +			return 0;
>  		}
>  	}
>  
> @@ -456,8 +456,7 @@ static int acpi_cpufreq_target(struct cp
>  		cmd.val = (u32) perf-
> >states[next_perf_state].control;
>  		break;
>  	default:
> -		result = -ENODEV;
> -		goto out;
> +		return -ENODEV;
>  	}
>  
>  	/* cpufreq holds the hotplug lock, so we are safe from here
> on */
> @@ -480,7 +479,6 @@ static int acpi_cpufreq_target(struct cp
>  	if (!result)
>  		perf->state = next_perf_state;
>  
> -out:
>  	return result;
>  }
>  
> 
> --
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Thread

[PATCH 0/2] cpufreq cleanups related to pointless labels "Rafael J. Wysocki" <rjw@rjwysocki.net> - 2016-02-26 00:10 +0100
  [PATCH 2/2] cpufreq: acpi-cpufreq: Drop pointless label from acpi_cpufreq_target() "Rafael J. Wysocki" <rjw@rjwysocki.net> - 2016-02-26 00:10 +0100
    Re: [PATCH 2/2] cpufreq: acpi-cpufreq: Drop pointless label from  acpi_cpufreq_target() Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com> - 2016-02-26 00:50 +0100
  [PATCH 1/2] cpufreq: Rearrange __cpufreq_driver_target() "Rafael J. Wysocki" <rjw@rjwysocki.net> - 2016-02-26 00:10 +0100
  Re: [PATCH 0/2] cpufreq cleanups related to pointless labels Viresh Kumar <viresh.kumar@linaro.org> - 2016-02-26 03:40 +0100

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