All of lore.kernel.org
 help / color / mirror / Atom feed
From: Trond Myklebust <trondmy@hammerspace.com>
To: "linux-nfs@vger.kernel.org" <linux-nfs@vger.kernel.org>,
	"dwysocha@redhat.com" <dwysocha@redhat.com>
Subject: Re: [PATCH] Fix possible stack smash in nfs_idmap_read_and_verify_message
Date: Tue, 15 May 2018 13:59:23 +0000	[thread overview]
Message-ID: <da9db571bbeb0e4e341859ab7cd160b9f0e5c0c7.camel@hammerspace.com> (raw)
In-Reply-To: <1526389606.3803.4.camel@redhat.com>
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  reply	other threads:[~2018-05-15 13:59 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-04-17 20:11 [PATCH] Fix possible stack smash in nfs_idmap_read_and_verify_message Dave Wysochanski
2018-05-15 13:06 ` David Wysochanski
2018-05-15 13:59   ` Trond Myklebust [this message]
2018-05-15 15:44     ` David Wysochanski
2018-05-29 13:57       ` Trond Myklebust

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=da9db571bbeb0e4e341859ab7cd160b9f0e5c0c7.camel@hammerspace.com \
    --to=trondmy@hammerspace.com \
    --cc=dwysocha@redhat.com \
    --cc=linux-nfs@vger.kernel.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.