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From: Steve Dickson <SteveD@redhat.com>
To: "J. Bruce Fields" <bfields@redhat.com>
Cc: linux-nfs@vger.kernel.org
Subject: Re: [PATCHv2 1/3] gssd: fix strncmp bug causing client removals
Date: Tue, 24 Sep 2013 15:17:20 -0400	[thread overview]
Message-ID: <5241E540.7030102@RedHat.com> (raw)
In-Reply-To: <1379624632-31476-1-git-send-email-bfields@redhat.com>



On 19/09/13 17:03, J. Bruce Fields wrote:
> From: "J. Bruce Fields" <bfields@redhat.com>
> 
> Both dirname and pdir are null-terminated strings, so there's no reason
> I can see for the strncmp.
> 
> And this gives the wrong result when comparing the "nfsd" and "nfsd4_cb"
> directories!  The results were callback clients being removed
> immediately after creation, when lack of a client with the corresponding
> name under "nfsd" lead gssd to believe it had disappeared from
> "nfsd4_cb".
> 
> Signed-off-by: J. Bruce Fields <bfields@redhat.com>
Committed...

steved.

> ---
>  utils/gssd/gssd_proc.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/utils/gssd/gssd_proc.c b/utils/gssd/gssd_proc.c
> index 2d3dbec..0383883 100644
> --- a/utils/gssd/gssd_proc.c
> +++ b/utils/gssd/gssd_proc.c
> @@ -525,7 +525,7 @@ update_old_clients(struct dirent **namelist, int size, char *pdir)
>  		/* only compare entries in the global list that are from the
>  		 * same pipefs parent directory as "pdir"
>  		 */
> -		if (strncmp(clp->dirname, pdir, strlen(pdir)) != 0) continue;
> +		if (strcmp(clp->dirname, pdir) != 0) continue;
>  
>  		stillhere = 0;
>  		for (i=0; i < size; i++) {
> 

  parent reply	other threads:[~2013-09-24 19:16 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-09-19 20:57 nfs-utils patches for nfsv4.0 callbacks J. Bruce Fields
2013-09-19 20:57 ` [PATCH 1/3] gssd: fix strncmp bug causing client removals J. Bruce Fields
2013-09-19 21:00   ` J. Bruce Fields
2013-09-19 21:03   ` [PATCHv2 " J. Bruce Fields
2013-09-19 21:03     ` [PATCHv2 2/3] gssd: don't use tgtname to find our keytab J. Bruce Fields
2013-09-24 19:17       ` Steve Dickson
2013-09-19 21:03     ` [PATCHv2 3/3] gssd: let tgtname override clp->servicename J. Bruce Fields
2013-09-24 19:17       ` Steve Dickson
2013-09-24 19:17     ` Steve Dickson [this message]
2013-09-19 20:57 ` [PATCH 2/3] gssd: don't use tgtname to find our keytab J. Bruce Fields
2013-09-19 20:57 ` [PATCH 3/3] gssd: let tgtname override clp->servicename J. Bruce Fields

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