linux-kernel - Re: [PATCH] modpost: Fix ressource leak in read

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Message-ID: <53441149.8010902@suse.cz>
Date:	Tue, 08 Apr 2014 17:10:01 +0200
From:	Michal Marek <mmarek@...e.cz>
To:	Andi Kleen <ak@...ux.intel.com>,
	Christian Engelmayer <cengelma@....at>
CC:	linux-kbuild@...r.kernel.org, linux-kernel@...r.kernel.org,
	Rusty Russell <rusty@...tcorp.com.au>
Subject: Re: [PATCH] modpost: Fix ressource leak in read_dump()

On 2014-04-06 02:05, Andi Kleen wrote:
> On Sun, Apr 06, 2014 at 12:36:49AM +0200, Christian Engelmayer wrote:
>> Function read_dump() memory maps the input via grab_file(), but fails to call
>> the corresponding unmap function. Add the missing call to release_file().
>> Detected by Coverity: CID 1192419
> 
> It doesn't matter at all. All memory is freed on exit() in this program.

The leak can disturb in valgrind output.

Michal

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