public inbox for linux-s390@vger.kernel.org
 help / color / mirror / Atom feed
From: Martin Schwidefsky <schwidefsky@de.ibm.com>
To: linux-s390@vger.kernel.org
Subject: Re: [PATCH] s390: beyond ARRAY_SIZE of irq_ptr->{in,out}put_qs
Date: Wed, 20 May 2009 06:57:17 +0000	[thread overview]
Message-ID: <20090520085717.07847c5c@skybase> (raw)
In-Reply-To: <4A134C97.1020409@gmail.com>

On Wed, 20 May 2009 02:19:35 +0200
Roel Kluin <roel.kluin@gmail.com> wrote:

> Do not go beyond ARRAY_SIZE of irq_ptr->{in,out}put_qs
> 
> Signed-off-by: Roel Kluin <roel.kluin@gmail.com>
> ---
> diff --git a/drivers/s390/cio/qdio_main.c b/drivers/s390/cio/qdio_main.c
> index accd957..758e4b1 100644
> --- a/drivers/s390/cio/qdio_main.c
> +++ b/drivers/s390/cio/qdio_main.c
> @@ -1514,7 +1514,7 @@ int do_QDIO(struct ccw_device *cdev, unsigned int callflags,
> 
>  	if ((bufnr > QDIO_MAX_BUFFERS_PER_Q) ||
>  	    (count > QDIO_MAX_BUFFERS_PER_Q) ||
> -	    (q_nr > QDIO_MAX_QUEUES_PER_IRQ))
> +	    (q_nr >= QDIO_MAX_QUEUES_PER_IRQ))
>  		return -EINVAL;
> 
>  	if (!count)

Nice find. I'll queue the patch to the git390 tree.

-- 
blue skies,
   Martin.

"Reality continues to ruin my life." - Calvin.

           reply	other threads:[~2009-05-20  6:57 UTC|newest]

Thread overview: expand[flat|nested]  mbox.gz  Atom feed
 [parent not found: <4A134C97.1020409@gmail.com>]

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=20090520085717.07847c5c@skybase \
    --to=schwidefsky@de.ibm.com \
    --cc=linux-s390@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