linux-kernel - RE: [EXT] Re: [PATCH net] octeontx2-af: Initialize bitmap arrays.

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: 
 <MWHPR1801MB191860047DEE03672DC642E3D37B2@MWHPR1801MB1918.namprd18.prod.outlook.com>
Date: Wed, 24 Jan 2024 10:43:26 +0000
From: Ratheesh Kannoth <rkannoth@...vell.com>
To: Simon Horman <horms@...nel.org>
CC: Subbaraya Sundeep Bhatta <sbhatta@...vell.com>,
        "netdev@...r.kernel.org"
	<netdev@...r.kernel.org>,
        "linux-kernel@...r.kernel.org"
	<linux-kernel@...r.kernel.org>,
        Sunil Kovvuri Goutham <sgoutham@...vell.com>,
        "davem@...emloft.net" <davem@...emloft.net>,
        "edumazet@...gle.com"
	<edumazet@...gle.com>,
        "kuba@...nel.org" <kuba@...nel.org>,
        "pabeni@...hat.com" <pabeni@...hat.com>,
        Geethasowjanya Akula
	<gakula@...vell.com>,
        Hariprasad Kelam <hkelam@...vell.com>,
        Suman Ghosh
	<sumang@...vell.com>
Subject: RE: [EXT] Re: [PATCH net] octeontx2-af: Initialize bitmap arrays.

> From: Simon Horman <horms@...nel.org>
> Subject: Re: [EXT] Re: [PATCH net] octeontx2-af: Initialize bitmap arrays.
> 
> I think the question is: if the devm_kfree() calls are removed, then is the
> lifecycle of the objects in question managed correctly?
If lifecycle of the objects are managed correctly without devm_kfree(), why this API is 
Provided and exported in kernel ?

> 
> > 2. I could see instances of devm_kfree() usage in current kernel where it
> does explicit calls.
> 
> Sure. But in this case the use of devm_* doesn't seem to be adding anything
> if the memory is _always_ freed by explicit calls to devm_kfree().
I got it.  I would like to keep the diff minimal (rather than deleting lines diff). would this be okay ?