From: "John W. Linville" <linville-2XuSBdqkA4R54TAoqtyWWQ@public.gmane.org>
To: hubert Liao <liao.hubertt-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
Cc: wlanfae-Rasf1IRRPZFBDgjK7y7TUQ@public.gmane.org,
Larry Finger
<Larry.Finger-tQ5ms3gMjBLk1uMJSBkQmQ@public.gmane.org>,
Chaoming Li <chaoming_li-kXabqFNEczNtrwSWzY7KCg@public.gmane.org>,
linux-wireless-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
netdev-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: Oops when insmod rtl8192ce
Date: Wed, 27 Jul 2011 09:53:53 -0400 [thread overview]
Message-ID: <20110727135353.GA16431@tuxdriver.com> (raw)
In-Reply-To: <CAMzZzFGqPv6Nbw8J8JGNKcLA76sAs3oD6+hH9NPCjwA33fYpOQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
On Wed, Jul 27, 2011 at 05:20:15PM +0800, hubert Liao wrote:
> Hi,
>
> We got an oops when insmod rtl8192ce module (the board is an ARM soc),
> accroding the oops message, find it's because in rtl_pci_probe() called
> _rtl_pci_find_adapter(),
> in this funcation, the pdev->bus->self is a NULL pointer .
>
> static boot _rtl_pci_find_adapter(strcut pci_dev *dev,
> struct ieee80211_hw *hw)
> {
>
> struct pci_dev *bridge_pdev = pdev->bus->self; //line 1601
> ...
>
> pcipriv->ndis_adapter.pcibridge_vendorid = bridge_pdev->vendor; <-- [oops
> here] line 1700
>
> ...
> }
>
> here, I just want to know why the bus->self is NULL?
pdev is coming straight from what is passed to the PCI probe routine.
It seems like pdev->bus->self should already be set before that
happens.
Please open a bug at bugzilla.kernel.org to help us keep track of
this -- thanks!
John
--
John W. Linville Someday the world will need a hero, and you
linville-2XuSBdqkA4R54TAoqtyWWQ@public.gmane.org might be all we have. Be ready.
--
To unsubscribe from this list: send the line "unsubscribe linux-wireless" in
the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
next prev parent reply other threads:[~2011-07-27 13:53 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <CAMzZzFGqPv6Nbw8J8JGNKcLA76sAs3oD6+hH9NPCjwA33fYpOQ@mail.gmail.com>
2011-07-27 9:26 ` Oops when insmod rtl8192ce hubert Liao
[not found] ` <CAMzZzFGpDiFAhsLAb+SQxjbGMzBoOStF_Lr7Eb3PT6Drcf=VdA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2011-07-27 14:37 ` Larry Finger
[not found] ` <4E302299.2070309-tQ5ms3gMjBLk1uMJSBkQmQ@public.gmane.org>
2011-07-28 1:21 ` hubert Liao
[not found] ` <CAMzZzFGqPv6Nbw8J8JGNKcLA76sAs3oD6+hH9NPCjwA33fYpOQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2011-07-27 13:53 ` John W. Linville [this message]
2011-07-28 7:06 ` hubert Liao
2011-07-28 14:56 ` Larry Finger
2011-07-29 1:21 ` Hubert Liao
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=20110727135353.GA16431@tuxdriver.com \
--to=linville-2xusbdqka4r54taoqtywwq@public.gmane.org \
--cc=Larry.Finger-tQ5ms3gMjBLk1uMJSBkQmQ@public.gmane.org \
--cc=chaoming_li-kXabqFNEczNtrwSWzY7KCg@public.gmane.org \
--cc=liao.hubertt-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org \
--cc=linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org \
--cc=linux-wireless-u79uwXL29TY76Z2rM5mHXA@public.gmane.org \
--cc=netdev-u79uwXL29TY76Z2rM5mHXA@public.gmane.org \
--cc=wlanfae-Rasf1IRRPZFBDgjK7y7TUQ@public.gmane.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;
as well as URLs for NNTP newsgroup(s).