netdev - Re: [PATCH] eth16i: fix memory leak

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Message-ID: <20100713194810.GA15596@albatros>
Date:	Tue, 13 Jul 2010 23:48:10 +0400
From:	Kulikov Vasiliy <segooon@...il.com>
To:	Dan Carpenter <error27@...il.com>
Cc:	kernel-janitors@...r.kernel.org, Mika Kuoppala <miku@....fi>,
	"David S. Miller" <davem@...emloft.net>,
	Stephen Hemminger <shemminger@...tta.com>,
	Eric Dumazet <eric.dumazet@...il.com>,
	Tejun Heo <tj@...nel.org>, Jiri Pirko <jpirko@...hat.com>,
	netdev@...r.kernel.org
Subject: Re: [PATCH] eth16i: fix memory leak

On Tue, Jul 13, 2010 at 13:43 +0200, Dan Carpenter wrote:
> On Tue, Jul 13, 2010 at 03:22:18PM +0400, Kulikov Vasiliy wrote:
> > Free allocated netdev if no probe is expected.
> > 
> > Signed-off-by: Kulikov Vasiliy <segooon@...il.com>
> > ---
> >  drivers/net/eth16i.c |    4 +++-
> >  1 files changed, 3 insertions(+), 1 deletions(-)
> > 
> > diff --git a/drivers/net/eth16i.c b/drivers/net/eth16i.c
> > index 874973f..2bdd394 100644
> > --- a/drivers/net/eth16i.c
> > +++ b/drivers/net/eth16i.c
> > @@ -1442,8 +1442,10 @@ int __init init_module(void)
> >  		dev->if_port = eth16i_parse_mediatype(mediatype[this_dev]);
> >  
> >  		if(io[this_dev] == 0) {
> > -			if(this_dev != 0) /* Only autoprobe 1st one */
> > +			if (this_dev != 0) { /* Only autoprobe 1st one */
> > +				free_netdev(def);
> 					    ^^^
> 				free_netdev(dev);
Heh, this function is surrounded with #ifdef MODULE #endif, so this typo
was not detected at my test nonmoduled compilation. Thanks.

Patch v2 is comming.

> 
> regards,
> dan carpenter
> 
> >  				break;
> > +			}
> >  
> >  			printk(KERN_NOTICE "eth16i.c: Presently autoprobing (not recommended) for a single card.\n");
> >  		}
> > -- 
> 
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