linux-nfs.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: "J. Bruce Fields" <bfields@fieldses.org>
To: Benny Halevy <bhalevy@primarydata.com>
Cc: bfields@redhat.com, linux-nfs@vger.kernel.org
Subject: Re: [PATCH] nfsd4: fix printk format string in nfsd4_open
Date: Thu, 12 Dec 2013 11:19:31 -0500	[thread overview]
Message-ID: <20131212161931.GF11521@fieldses.org> (raw)
In-Reply-To: <1386608743-23718-1-git-send-email-bhalevy@primarydata.com>

On Mon, Dec 09, 2013 at 07:05:43PM +0200, Benny Halevy wrote:
> Signed-off-by: Benny Halevy <bhalevy@primarydata.com>

Are you sure?  Reminding myself from the sprintf man page.... %*s
provides padding, %.*s limits the number of characters taken from the
string.  We need that limit since there's no guarantee of null
termination here.

--b.

> ---
>  fs/nfsd/nfs4proc.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/fs/nfsd/nfs4proc.c b/fs/nfsd/nfs4proc.c
> index 0a964f1..8624bee 100644
> --- a/fs/nfsd/nfs4proc.c
> +++ b/fs/nfsd/nfs4proc.c
> @@ -361,7 +361,7 @@ nfsd4_open(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,
>  	struct net *net = SVC_NET(rqstp);
>  	struct nfsd_net *nn = net_generic(net, nfsd_net_id);
>  
> -	dprintk("NFSD: nfsd4_open filename %.*s op_openowner %p\n",
> +	dprintk("NFSD: nfsd4_open filename %*s op_openowner %p\n",
>  		(int)open->op_fname.len, open->op_fname.data,
>  		open->op_openowner);
>  
> -- 
> 1.8.3.1
> 

  reply	other threads:[~2013-12-12 16:19 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-12-09 17:05 [PATCH] nfsd4: fix printk format string in nfsd4_open Benny Halevy
2013-12-12 16:19 ` J. Bruce Fields [this message]
2013-12-13  9:55   ` Benny Halevy
2013-12-13 12:30     ` Jim Rees

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=20131212161931.GF11521@fieldses.org \
    --to=bfields@fieldses.org \
    --cc=bfields@redhat.com \
    --cc=bhalevy@primarydata.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 a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).