[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-ID: <470A8C7D.70303@tiscali.nl>
Date: Mon, 08 Oct 2007 22:01:01 +0200
From: Roel Kluin <12o3l@...cali.nl>
To: Greg KH <gregkh@...e.de>
CC: linux-kernel@...r.kernel.org, stable@...nel.org,
Justin Forbes <jmforbes@...uxtx.org>,
Zwane Mwaikambo <zwane@....linux.org.uk>,
Theodore Ts'o <tytso@....edu>,
Randy Dunlap <rdunlap@...otime.net>,
Dave Jones <davej@...hat.com>,
Chuck Wolber <chuckw@...ntumlinux.com>,
Chris Wedgwood <reviews@...cw.f00f.org>,
Michael Krufky <mkrufky@...uxtv.org>,
Chuck Ebbert <cebbert@...hat.com>,
Domenico Andreoli <cavokz@...il.com>,
torvalds@...ux-foundation.org, akpm@...ux-foundation.org,
alan@...rguk.ukuu.org.uk,
Trond Myklebust <Trond.Myklebust@...app.com>
Subject: Re: [patch 08/12] NLM: Fix a circular lock dependency in lockd
Greg KH wrote:
@@ -477,10 +479,15 @@ nlmsvc_testlock(struct svc_rqst *rqstp,
if (block == NULL) {
struct file_lock *conf = kzalloc(sizeof(*conf), GFP_KERNEL);
+ struct nlm_host *host;
if (conf == NULL)
return nlm_granted;
- block = nlmsvc_create_block(rqstp, file, lock, cookie);
+ /* Create host handle for callback */
+ host = nlmsvc_lookup_host(rqstp, lock->caller, lock->len);
+ if (host == NULL)
+ return nlm_lck_denied_nolocks;
+ block = nlmsvc_create_block(rqstp, host, file, lock, cookie);
if (block == NULL) {
kfree(conf);
return nlm_granted;
To be frankly I don't know what this is about, but shouldn't conf be freed if host == NULL?
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
Powered by blists - more mailing lists