public inbox for linux-kernel@vger.kernel.org
 help / color / mirror / Atom feed
From: walt <wa1ter@myrealbox.com>
To: viro@parcelfarce.linux.theplanet.co.uk
Cc: linux-kernel@vger.kernel.org
Subject: Re: [PATCH] Re: [2.6.1] Kernel panic with ppa driver updates
Date: Sat, 07 Feb 2004 21:06:56 -0800	[thread overview]
Message-ID: <4025C3F0.7000804@myrealbox.com> (raw)
In-Reply-To: <fa.n3claqs.1ihaob0@ifi.uio.no>

viro@parcelfarce.linux.theplanet.co.uk wrote:
> On Sat, Feb 07, 2004 at 07:35:52PM -0800, walt wrote:

>>ppa: Version 2.07 (for Linux 2.4.x)
>>dev = dfd67940, dev->cur_cmd = 7232b2df
>>Unable to handle kernel paging request at virtual address 7232b403

> Aaaaaargh.... memset(dev, 0, sizeof(dev)); - spot the bug here...
> 
> Fix follows.  Linus, apply it, please.  Amazing that it survives in modular
> case...
> 
> diff -urN RC2-bk1-base/drivers/scsi/imm.c RC2-bk1-current/drivers/scsi/imm.c
> --- RC2-bk1-base/drivers/scsi/imm.c	Thu Feb  5 18:48:49 2004
> +++ RC2-bk1-current/drivers/scsi/imm.c	Sat Feb  7 22:44:16 2004
> @@ -1153,7 +1153,7 @@
>  	if (!dev)
>  		return -ENOMEM;
>  
> -	memset(dev, 0, sizeof(dev));
> +	memset(dev, 0, sizeof(imm_struct));
>  
>  	dev->base = -1;
>  	dev->mode = IMM_AUTODETECT;
> diff -urN RC2-bk1-base/drivers/scsi/ppa.c RC2-bk1-current/drivers/scsi/ppa.c
> --- RC2-bk1-base/drivers/scsi/ppa.c	Thu Feb  5 18:48:57 2004
> +++ RC2-bk1-current/drivers/scsi/ppa.c	Sat Feb  7 22:44:27 2004
> @@ -1010,7 +1010,7 @@
>  	dev = kmalloc(sizeof(ppa_struct), GFP_KERNEL);
>  	if (!dev)
>  		return -ENOMEM;
> -	memset(dev, 0, sizeof(dev));
> +	memset(dev, 0, sizeof(ppa_struct));
>  	dev->base = -1;
>  	dev->mode = PPA_AUTODETECT;
>  	dev->recon_tmo = PPA_RECON_TMO;
> -

Yes, it's fixed now.  Thank you!

       reply	other threads:[~2004-02-08  5:05 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <fa.fsggm3p.17jmtpp@ifi.uio.no>
     [not found] ` <fa.n3claqs.1ihaob0@ifi.uio.no>
2004-02-08  5:06   ` walt [this message]
     [not found] <fa.db71fu4.1gju7jo@ifi.uio.no>
     [not found] ` <fa.n1cha2m.1hhep3a@ifi.uio.no>
2004-02-08  3:35   ` [2.6.1] Kernel panic with ppa driver updates walt
2004-02-08  3:48     ` [PATCH] " viro
2004-02-08  3:50       ` viro

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=4025C3F0.7000804@myrealbox.com \
    --to=wa1ter@myrealbox.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=viro@parcelfarce.linux.theplanet.co.uk \
    /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