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From: Jiri Kosina <jkosina@suse.cz>
To: Ingo Molnar <mingo@elte.hu>
Cc: Jan Kara <jack@suse.cz>,
	Andrew Morton <akpm@linux-foundation.org>,
	Nix <nix@esperi.org.uk>, Peter Osterlund <petero2@telia.com>,
	linux-kernel@vger.kernel.org, dm-devel@redhat.com,
	Jan Kara <jack@ucw.cz>
Subject: Re: 2.6.24.2: 4KSTACKS + pcdrw + dm + mount -> stack overflow:	ide-cd related? dm-related?
Date: Tue, 26 Feb 2008 12:37:17 +0100 (CET)	[thread overview]
Message-ID: <Pine.LNX.4.64.0802261230510.30955@jikos.suse.cz> (raw)
In-Reply-To: <20080226112932.GB10996@elte.hu>

On Tue, 26 Feb 2008, Ingo Molnar wrote:

> > +	name = kmalloc(sizeof(char) * UDF_NAME_LEN, GFP_KERNEL);
> > +	fname = kmalloc(sizeof(char) * UDF_NAME_LEN, GFP_KERNEL);
> > +
> > +	if (!name || !fname) {
> > +		*err = -ENOMEM;
> > +		return NULL;
> > +	}
> > +
> >  	if (dentry) {
> >  		if (!dentry->d_name.len) {
> >  			*err = -EINVAL;
> this bit is missing i think:
> 	if (name)
> 		kfree(name);
> 	if (fname)
> 		kfree(fname);

Ergh, of course, stupid me, sorry, it should be freed on all exit paths. I 
am not sending updated patch, as Jan is probably working on complete 
removal of one of those fields ... ?

Thanks,

-- 
Jiri Kosina

  reply	other threads:[~2008-02-26 11:37 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-02-24  1:56 2.6.24.2: 4KSTACKS + PCA403CD IDE CD + pcdrw + mount + PREEMPT -> stack overflow Nix
2008-02-24 15:59 ` 2.6.24.2: 4KSTACKS + pcdrw + dm + mount -> stack overflow: ide-cd related? dm-related? Nix
2008-02-24 16:56   ` Peter Osterlund
2008-02-24 17:02     ` Nix
2008-02-25 20:30       ` Andrew Morton
2008-02-25 22:48         ` Jan Kara
2008-02-25 22:51           ` Andrew Morton
2008-02-26 11:10           ` Jiri Kosina
2008-02-26 11:29             ` Ingo Molnar
2008-02-26 11:37               ` Jiri Kosina [this message]
2008-02-26 16:41                 ` Jan Kara
2008-02-26 17:25             ` Daniel Hazelton
2008-03-06 16:14       ` Jan Kara
2008-03-10 20:09         ` Nix
2008-02-25 20:25     ` Andrew Morton

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