Re: Possible memory leak in net/wireless/scan.c

From: Catalin Marinas
Date: Tue Jul 07 2009 - 17:29:50 EST


On Tue, 2009-07-07 at 19:12 +0200, Johannes Berg wrote:
> On Tue, 2009-07-07 at 18:04 +0100, Catalin Marinas wrote:
>
> > diff --git a/net/wireless/scan.c b/net/wireless/scan.c
> > index e95b638..f8e71b3 100644
> > --- a/net/wireless/scan.c
> > +++ b/net/wireless/scan.c
> > @@ -366,7 +366,6 @@ cfg80211_bss_update(struct cfg80211_registered_device *dev,
> > found = rb_find_bss(dev, res);
> >
> > if (found) {
> > - kref_get(&found->ref);
> > found->pub.beacon_interval = res->pub.beacon_interval;
> > found->pub.tsf = res->pub.tsf;
> > found->pub.signal = res->pub.signal;
> >
> > I'll try this later today to see if it fixes the leak. If that's not
> > correct, I'll post more information about the content of the reported
> > object (in general, it shouldn't be on any valid list or rb tree since
> > kmemleak can't find it).
>
> I have already sent that exact patch.

OK. I can now confirm that it fixes the memory leak.

Thanks.

--
Catalin

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