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From: David Sterba <dsterba@suse.cz>
To: Waiman Long <longman@redhat.com>
Cc: 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,
	linux-arm-kernel@lists.infradead.org,
	linux-amlogic@lists.infradead.org,
	linux-mediatek@lists.infradead.org,
	linuxppc-dev@lists.ozlabs.org,
	virtualization@lists.linux-foundation.org,
	netdev@vger.kernel.org, intel-wired-lan@lists.osuosl.org,
	linux-ppp@vger.kernel.org, wireguard@lists.zx2c4.com,
	linux-wireless@vger.kernel.org, devel@driverdev.osuosl.org,
	linux-scsi@vger.kernel.org, target-devel@vger.kernel.org,
	linux-btrfs@vger.kernel.org, linux-cifs@vger.kernel.org,
	samba-technical@lists.samba.org, linux-fscrypt@vger.kernel.org,
	ecryptfs@vger.kernel.org, kasan-dev@googlegroups.com,
	linux-bluetooth@vger.kernel.org, linux-wpan@vger.kernel.org,
	linux-sctp@vger.kernel.org, linux-nfs@vger.kernel.org,
	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 14:48:54 +0200	[thread overview]
Message-ID: <20200414124854.GQ5920@twin.jikos.cz> (raw)
In-Reply-To: <20200413211550.8307-2-longman@redhat.com>

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.

  parent reply	other threads:[~2020-04-24 20:56 UTC|newest]

Thread overview: 19+ 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 [this message]
2020-04-14 18:26     ` Waiman Long
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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