linux-kernel - Re: [PATCH] mm/page_owner: Fix memory leak

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Message-ID: <1421420621.8562.1.camel@x220>
Date:	Fri, 16 Jan 2015 16:03:41 +0100
From:	Paul Bolle <pebolle@...cali.nl>
To:	Valentin Ilie <valentin.ilie@...il.com>
Cc:	iamjoonsoo.kim@....com, akpm@...ux-foundation.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] mm/page_owner: Fix memory leak

On Fri, 2015-01-16 at 14:11 +0200, Valentin Ilie wrote:
> Call kfree on list2 after using it.
> 
> Signed-off-by: Valentin Ilie <valentin.ilie@...il.com>
> ---
>  tools/vm/page_owner_sort.c | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/tools/vm/page_owner_sort.c b/tools/vm/page_owner_sort.c
> index 77147b4..92292d5 100644
> --- a/tools/vm/page_owner_sort.c
> +++ b/tools/vm/page_owner_sort.c
> @@ -139,6 +139,8 @@ int main(int argc, char **argv)
>  
>  	for (i = 0; i < count; i++)
>  		fprintf(fout, "%d times:\n%s\n", list2[i].num, list2[i].txt);
> +	

Checkpatch would have caught the tab you added here.

> +	kfree(list2);

You didn't even compile this, did you?
 
>  	return 0;
>  }

Thanks,


Paul Bolle

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