public inbox for linux-wireless@vger.kernel.org
 help / color / mirror / Atom feed
From: Johannes Berg <johannes@sipsolutions.net>
To: Catalin Marinas <catalin.marinas@arm.com>
Cc: linux-wireless@vger.kernel.org,
	linux-kernel <linux-kernel@vger.kernel.org>
Subject: Re: Possible memory leak in net/wireless/scan.c
Date: Tue, 07 Jul 2009 19:12:48 +0200	[thread overview]
Message-ID: <1246986768.4755.43.camel@johannes.local> (raw)
In-Reply-To: <1246986269.9451.105.camel@pc1117.cambridge.arm.com>

[-- Attachment #1: Type: text/plain, Size: 826 bytes --]

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.

johannes

[-- Attachment #2: This is a digitally signed message part --]
[-- Type: application/pgp-signature, Size: 801 bytes --]

  reply	other threads:[~2009-07-07 17:13 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-07-07 17:04 Possible memory leak in net/wireless/scan.c Catalin Marinas
2009-07-07 17:12 ` Johannes Berg [this message]
2009-07-07 21:29   ` Catalin Marinas
2009-07-07 21:47     ` Johannes Berg
2009-07-08  3:06 ` Johannes Berg
2009-07-08  8:46   ` Catalin Marinas
2009-07-08 10:24     ` Johannes Berg

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=1246986768.4755.43.camel@johannes.local \
    --to=johannes@sipsolutions.net \
    --cc=catalin.marinas@arm.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-wireless@vger.kernel.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox