linux-kernel - Re: [RFC][PATCH 2/2] selftests: timers: freq-step: Fix build warning

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Date:   Wed, 16 Aug 2017 17:01:07 -0600
From:   Shuah Khan <shuahkh@....samsung.com>
To:     Miroslav Lichvar <mlichvar@...hat.com>,
        John Stultz <john.stultz@...aro.org>
Cc:     lkml <linux-kernel@...r.kernel.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Stephen Boyd <sboyd@...eaurora.org>,
        linux-kselftest@...r.kernel.org, Shuah Khan <shuah@...nel.org>,
        Shuah Khan <shuahkh@....samsung.com>
Subject: Re: [RFC][PATCH 2/2] selftests: timers: freq-step: Fix build warning

Hi John,

On 08/15/2017 06:11 AM, Miroslav Lichvar wrote:
> On Mon, Aug 14, 2017 at 02:01:36PM -0700, John Stultz wrote:
>> Fixes the following build warning:
>> freq-step.c: In function ‘main’:
>> freq-step.c:271:1: warning: control reaches end of non-void function [-Wreturn-type]
> 
>> @@ -268,4 +268,6 @@ int main(int argc, char **argv)
>>  		ksft_exit_fail();

This needs to be changes as well to return ksft_exit_fail();
>>  
>>  	ksft_exit_pass();
>> +
>> +	return 0;
>>  }
> 
> It seems most tests use "return ksft_exit_pass();". Would that be
> preferred over separate return? I don't have a preference.

Let's go with "return ksft_exit_pass();" 
> 
> Both patches in this set look good to me.
> 
> Thanks,
> 

thanks,
-- Shuah