Re: W1 printk format warning

From: Evgeniy Polyakov
Date: Thu Apr 26 2007 - 14:18:30 EST


On Wed, Apr 25, 2007 at 04:45:09PM -0700, Andrew Morton (akpm@xxxxxxxxxxxxxxxxxxxx) wrote:
> On Wed, 25 Apr 2007 16:21:04 -0700 Randy Dunlap <randy.dunlap@xxxxxxxxxx> wrote:
>
> > in 2.6.21-rc7-mm1. Are you aware of this?
> >
> > drivers/w1/w1.c:460: warning: too few arguments for format
> >
> > dev_dbg(&sl->dev, "%s: registering %s as %p.\n", __func__,
> > &sl->dev.bus_id[0]);
> >
>
> Yeah, that's because Dan's dev_dbg-check-dev_dbg-arguments.patch added
> printk arg-checking to dev_dbg() and a bunch of bugs got exposed. I fixed
> a few of them.

Could you post a full list for w1, if there is only one, here is a fix.

Thanks a lot, Randy.

diff --git a/drivers/w1/w1.c b/drivers/w1/w1.c
index 63c0724..7d6876d 100644
--- a/drivers/w1/w1.c
+++ b/drivers/w1/w1.c
@@ -459,7 +459,7 @@ static int __w1_attach_slave_device(struct w1_slave *sl)
(unsigned long long) sl->reg_num.id);

dev_dbg(&sl->dev, "%s: registering %s as %p.\n", __func__,
- &sl->dev.bus_id[0]);
+ &sl->dev.bus_id[0], sl);

err = device_register(&sl->dev);
if (err < 0) {
--
Evgeniy Polyakov
-
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