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From: Waiman Long <longman@redhat.com>
To: dsterba@suse.cz, Andrew Morton <akpm@linux-foundation.org>,
	David Howells <dhowells@redhat.com>,
	Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>,
	James Morris <jmorris@namei.org>,
	"Serge E. Hallyn" <serge@hallyn.com>,
	Linus Torvalds <torvalds@linux-foundation.org>,
	Joe Perches <joe@perches.com>,
	Matthew Wilcox <willy@infradead.org>,
	David Rientjes <rientjes@google.com>,
	linux-mm@kvack.org, keyrings@vger.kernel.org,
	linux-kernel@vger.kernel.org, x86@kernel.org,
	linux-crypto@vger.kernel.org, linux-s390@vger.kernel.org,
	linux-pm@vger.kernel.org,
	linux-stm32@st-md-mailman.stormreply.com,
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	tipc-discussion@lists.sourceforge.net, cocci@systeme.lip6.fr,
	linux-security-module@vger.kernel.org,
	linux-integrity@vger.kernel.org
Subject: Re: [PATCH 1/2] mm, treewide: Rename kzfree() to kfree_sensitive()
Date: Tue, 14 Apr 2020 14:26:48 -0400
Message-ID: <3d8c80cb-68e5-9211-9eda-bc343ed7d894@redhat.com> (raw)
In-Reply-To: <20200414124854.GQ5920@twin.jikos.cz>

On 4/14/20 8:48 AM, David Sterba wrote:
> On Mon, Apr 13, 2020 at 05:15:49PM -0400, Waiman Long wrote:
>>  fs/btrfs/ioctl.c                              |  2 +-
>
>> diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c
>> index 40b729dce91c..eab3f8510426 100644
>> --- a/fs/btrfs/ioctl.c
>> +++ b/fs/btrfs/ioctl.c
>> @@ -2691,7 +2691,7 @@ static int btrfs_ioctl_get_subvol_info(struct file *file, void __user *argp)
>>  	btrfs_put_root(root);
>>  out_free:
>>  	btrfs_free_path(path);
>> -	kzfree(subvol_info);
>> +	kfree_sensitive(subvol_info);
> This is not in a sensitive context so please switch it to plain kfree.
> With that you have my acked-by. Thanks.
>
Thanks for letting me know about. I think I will send it out as a
separate patch.

Cheers,
Longman


  reply index

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-04-13 21:15 [PATCH 0/2] " Waiman Long
2020-04-13 21:15 ` [PATCH 1/2] " Waiman Long
2020-04-14  0:29   ` David Rientjes
2020-04-14  8:32   ` Jason A. Donenfeld
2020-04-14  9:01   ` Michal Hocko
2020-04-14 12:48   ` David Sterba
2020-04-14 18:26     ` Waiman Long [this message]
2020-04-15  5:01   ` Johannes Weiner
2020-06-15 18:07   ` Dan Carpenter
2020-06-15 18:39     ` Waiman Long
2020-04-13 21:15 ` [PATCH 2/2] crypto: Remove unnecessary memzero_explicit() Waiman Long
2020-04-13 21:31   ` Joe Perches
2020-04-13 21:52     ` Waiman Long
2020-04-13 22:28 ` [PATCH v2 " Waiman Long
2020-04-14  6:08   ` Christophe Leroy
2020-04-14 16:24     ` Waiman Long
2020-04-14 19:16       ` Michal Suchánek
2020-04-14 19:37         ` Waiman Long
2020-04-14 19:44           ` Joe Perches
2020-04-14 13:06 ` [PATCH 1/2] mm, treewide: Rename kzfree() to kfree_sensitive() David Howells

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