cpufreq: CPPC: Delete an unnecessary check before the function call kfree()
authorMarkus Elfring <elfring@users.sourceforge.net>
Thu, 5 Nov 2015 20:10:29 +0000 (21:10 +0100)
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>
Fri, 6 Nov 2015 23:03:18 +0000 (00:03 +0100)
The kfree() function tests whether its argument is NULL and then
returns immediately. Thus the test around the call is not needed.

This issue was detected by using the Coccinelle software.

Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
drivers/cpufreq/cppc_cpufreq.c

index 93c219f..e8cb334 100644 (file)
@@ -166,8 +166,7 @@ static int __init cppc_cpufreq_init(void)
 
 out:
        for_each_possible_cpu(i)
-               if (all_cpu_data[i])
-                       kfree(all_cpu_data[i]);
+               kfree(all_cpu_data[i]);
 
        kfree(all_cpu_data);
        return -ENODEV;