From: Al Viro <viro@ZenIV.linux.org.uk>
To: Kees Cook <keescook@chromium.org>
Cc: Solar Designer <solar@openwall.com>,
"Serge E. Hallyn" <serge@hallyn.com>,
Andy Lutomirski <luto@kernel.org>,
linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] fs: Reorder inode_owner_or_capable() to avoid needless
Date: Fri, 30 Jun 2017 01:06:29 +0100 [thread overview]
Message-ID: <20170630000629.GP10672@ZenIV.linux.org.uk> (raw)
In-Reply-To: <20170620214024.GA121654@beast>
On Tue, Jun 20, 2017 at 02:40:24PM -0700, Kees Cook wrote:
> Checking for capabilities should be the last operation when performing
> access control tests so that PF_SUPERPRIV is set only when it was required
> for success (implying that the capability was needed for the operation).
Applied
prev parent reply other threads:[~2017-06-30 0:06 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-06-20 21:40 [PATCH] fs: Reorder inode_owner_or_capable() to avoid needless Kees Cook
2017-06-20 22:02 ` Serge E. Hallyn
2017-06-21 14:55 ` Andy Lutomirski
2017-06-30 0:06 ` Al Viro [this message]
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