linux-kernel - Re: [PATCH 2/2] Forgotten memset

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-Id: <1153416063.11873.15.camel@hemera>
Date:	Thu, 20 Jul 2006 19:21:03 +0200
From:	Panagiotis Issaris <takis@....org>
To:	"Daniel K." <daniel@...ded.net>
Cc:	Panagiotis Issaris <takis@...umba.uhasselt.be>,
	linux-kernel@...r.kernel.org, linux-eata@...onnect.net
Subject: Re: [PATCH 2/2] Forgotten memset

Hi,

On wo, 2006-07-19 at 01:49 +0000, Daniel K. wrote:
> Panagiotis Issaris wrote:
> > --- a/drivers/scsi/ide-scsi.c
> > +++ b/drivers/scsi/ide-scsi.c
> > @@ -327,7 +327,7 @@ static int idescsi_check_condition(ide_d
> >  
> >  	/* stuff a sense request in front of our current request */
> >  	pc = kzalloc (sizeof (idescsi_pc_t), GFP_ATOMIC);
> > -	rq = kmalloc (sizeof (struct request), GFP_ATOMIC);
> > +	rq = kzalloc (sizeof (struct request), GFP_ATOMIC);
> >  	buf = kzalloc(SCSI_SENSE_BUFFERSIZE, GFP_ATOMIC);
> >  	if (pc == NULL || rq == NULL || buf == NULL) {
> >  		kfree(buf);
> >
> > Was this forgotten and therefore, is it necessary or useful to zero this
> > out?
> 
> No, this code snippet is followed by a call to
> 
> 	ide_init_drive_cmd(rq)
> 
> which calls memset()
Ouch. I should have seen that. Thanks!

With friendly regards,
Takis


-
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/