Subject: Re: linux-next: build failure after merge of the net tree

From: Peppe CAVALLARO <[email-masked]>
Date: Mon, 29 Nov 2010 08:25:05 +0100

On 11/29/2010 3:11 AM, David Miller wrote:
>
> From: Stephen Rothwell <[email-masked]>
> Date: Mon, 29 Nov 2010 11:08:24 +1100
>
> > Hi all,
> >
> > After merging the net tree, today's linux-next build (x86_64
> allmodconfig)
> > failed like this:
> >
> > drivers/net/stmmac/stmmac_main.c: In function 'stmmac_resume':
> > drivers/net/stmmac/stmmac_main.c:1849: error: 'struct stmmac_priv'
> has no member named 'shutdown'
> >
> > Caused by commit 874bd42d24c2a74f5dbd65e81e175982240fecd8 ("stmmac:
> > convert to dev_pm_ops").
> >
>

Yes, this was my fault.

> > I have used the net tree from next-20101126 for today.
>
> I have pushed the following fix which should cure this:
>
> --------------------
> stmmac: fix stmmac_resume removing not yet used shutdown flag
>

The patch, David already applied, fixes this problem.

Peppe

> The commit to convert to use the dev_pm_ops struct
> introduces a bug. The shutdown flag is not yet used
> because the hibernation on memory is done by using
> the freeze callback.
> Thanks to Vlad for having reported it.
>
> Reported-by: Vlad Lungu <[email-masked]>
> Signed-off-by: Giuseppe Cavallaro <[email-masked]>
> Signed-off-by: David S. Miller <[email-masked]>
> ---
>  drivers/net/stmmac/stmmac_main.c |    7 -------
>  1 files changed, 0 insertions(+), 7 deletions(-)
>
> diff --git a/drivers/net/stmmac/stmmac_main.c
> b/drivers/net/stmmac/stmmac_main.c
> index f1dbc18..730a6fd 100644
> --- a/drivers/net/stmmac/stmmac_main.c
> +++ b/drivers/net/stmmac/stmmac_main.c
> @@ -1846,13 +1846,6 @@ static int stmmac_resume(struct device *dev)
>         if (!netif_running(ndev))
>                 return 0;
>
> -       if (priv->shutdown) {
> -               /* Re-open the interface and re-init the MAC/DMA
> -                  and the rings (i.e. on hibernation stage) */
> -               stmmac_open(dev);
> -               return 0;
> -       }
> -
>         spin_lock(&priv->lock);
>
>         /* Power Down bit, into the PM register, is cleared
> --
> 1.7.3.2
>