All of lore.kernel.org
 help / color / mirror / Atom feed
From: Jeremy Fitzhardinge <jeremy@goop.org>
To: James Harper <james.harper@bendigoit.com.au>
Cc: Bastian Blank <waldi@debian.org>, xen-devel@lists.xensource.com
Subject: Re: Null-pointer access in netback_uevent
Date: Fri, 28 May 2010 16:30:48 -0700	[thread overview]
Message-ID: <4C005228.5060107@goop.org> (raw)
In-Reply-To: <AEC6C66638C05B468B556EA548C1A77D01996C1F@trantor>

On 05/28/2010 03:42 PM, James Harper wrote:
>>>> Looking into this further, I suspect that the trigger here is a newer
>>>> version of udev or something in that area. netback_uevent is getting called
>>>> before the call to netback_probe containing the call to dev_set_drvdata.
>>>>
>>>>         
>>> There are two problems there. And yes, the uevent routine can be called
>>> at any time.
>>>
>>>       
>> So would it be correct for it to just return if either of those are
>> NULL?
>>     
> Not sure. It works though.
>   

Can you send me a properly signed-off patch?

Thanks,
    J

  reply	other threads:[~2010-05-28 23:30 UTC|newest]

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-05-27 16:55 Null-pointer access in netback_uevent Bastian Blank
2010-05-27 21:03 ` Jeremy Fitzhardinge
2010-05-27 22:27   ` Bastian Blank
2010-05-27 22:39     ` Jeremy Fitzhardinge
2010-05-27 23:02       ` Bastian Blank
2010-05-28  0:04 ` James Harper
2010-05-28  0:33   ` James Harper
2010-05-28  0:47     ` James Harper
2010-05-28  9:03       ` Bastian Blank
2010-05-28 17:28         ` Jeremy Fitzhardinge
2010-05-28 22:42           ` James Harper
2010-05-28 23:30             ` Jeremy Fitzhardinge [this message]
2010-05-28 23:59               ` James Harper
2010-05-29  6:44                 ` Bastian Blank
2010-05-29 18:44                   ` [PATCH] xen/netback: Fix null-pointer " Bastian Blank
2010-05-31  7:37                     ` Jan Beulich
2010-05-31  8:07                       ` Jan Beulich
2010-07-28 16:20                         ` Bastian Blank
2010-07-29 11:47                           ` Ian Campbell
2010-07-29 12:42                             ` Bastian Blank
2010-07-29 13:44                               ` Ian Campbell
2010-07-29 13:48                                 ` Ian Campbell
2010-07-29 15:30                                 ` Bastian Blank
2010-07-29 15:40                                   ` Jeremy Fitzhardinge
2010-07-29 17:08                                     ` Bastian Blank

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=4C005228.5060107@goop.org \
    --to=jeremy@goop.org \
    --cc=james.harper@bendigoit.com.au \
    --cc=waldi@debian.org \
    --cc=xen-devel@lists.xensource.com \
    /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 an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.