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Re: [PATCH] uptime: fix a memory leak after printing results

From: Pádraig Brady
Subject: Re: [PATCH] uptime: fix a memory leak after printing results
Date: Mon, 08 Jul 2013 09:15:04 +0100
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:17.0) Gecko/20130110 Thunderbird/17.0.2

On 07/07/2013 10:01 PM, Anton Ovchinnikov wrote:
> Thank you for explanations!
>> For such cases we usually do:
>> IF_LINT (free (utmp_buf));
>> or for larger blocks:
>> #ifdef lint
>>   ....
>> #endif
> Just to be sure that I understand all the stuff I about lint and
> IF_LINT correctly:
> To prevent 'valgrind' from complaining we use IF_LINT macro during dev
> builds, so the code inside IF_LINT actually works.  But at the same
> time we realize that it's redundant to free() that kind of buffer, so
> end users use the binary which was compiled without the corresponding
> macro, hence there's no generated code for free(utmp_buf) in that
> binary. Is that correct?


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