From: James Morris <jmorris@namei.org>
To: David Howells <dhowells@redhat.com>
Cc: keyrings@vger.kernel.org, linux-security-module@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH 2/7] keys: sparse: Fix incorrect RCU accesses
Date: Sat, 25 May 2019 13:57:02 +1000 (AEST) [thread overview]
Message-ID: <alpine.LRH.2.21.1905251356520.32154@namei.org> (raw)
In-Reply-To: <155856409697.10428.15024260088836364169.stgit@warthog.procyon.org.uk>
On Wed, 22 May 2019, David Howells wrote:
> Fix a pair of accesses that should be using RCU protection.
>
> rcu_dereference_protected() is needed to access task_struct::real_parent.
>
> current_cred() should be used to access current->cred.
>
> Signed-off-by: David Howells <dhowells@redhat.com>
Reviewed-by: James Morris <jamorris@linux.microsoft.com>
--
James Morris
<jmorris@namei.org>
next prev parent reply other threads:[~2019-05-25 3:57 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-05-22 22:28 [PATCH 0/7] keys: Miscellany David Howells
2019-05-22 22:28 ` [PATCH 1/7] keys: sparse: Fix key_fs[ug]id_changed() David Howells
2019-05-24 19:38 ` James Morris
2019-05-22 22:28 ` [PATCH 2/7] keys: sparse: Fix incorrect RCU accesses David Howells
2019-05-25 3:57 ` James Morris [this message]
2019-05-22 22:28 ` [PATCH 3/7] keys: sparse: Fix kdoc mismatches David Howells
2019-05-25 3:57 ` James Morris
2019-05-22 22:28 ` [PATCH 4/7] keys: Break bits out of key_unlink() David Howells
2019-05-28 20:41 ` James Morris
2019-05-22 22:28 ` [PATCH 5/7] keys: Make __key_link_begin() handle lockdep nesting David Howells
2019-05-28 20:42 ` James Morris
2019-05-22 22:28 ` [PATCH 6/7] keys: Add a keyctl to move a key between keyrings David Howells
2019-05-28 20:51 ` James Morris
2019-05-29 21:34 ` David Howells
2019-05-29 23:25 ` Eric Biggers
2019-05-30 13:31 ` David Howells
2019-05-22 22:28 ` [PATCH 7/7] keys: Grant Link permission to possessers of request_key auth keys David Howells
2019-05-28 21:01 ` James Morris
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