From: Sonny Rao on
On Thu, Mar 11, 2010 at 06:15:53PM +0200, Jani Nikula wrote:
> From: Jani Nikula <ext-jani.1.nikula(a)nokia.com>
>
> Use IS_ERR() instead of comparing to NULL.
>
> Signed-off-by: Jani Nikula <ext-jani.1.nikula(a)nokia.com>
>
> ---
>
> NOTE: I'm afraid I'm unable to test this; please consider this more a
> bug report than a complete patch.
> ---
> drivers/char/bsr.c | 2 +-
> 1 files changed, 1 insertions(+), 1 deletions(-)
>
> diff --git a/drivers/char/bsr.c b/drivers/char/bsr.c
> index c02db01..3b31f74 100644
> --- a/drivers/char/bsr.c
> +++ b/drivers/char/bsr.c
> @@ -252,7 +252,7 @@ static int bsr_add_node(struct device_node *bn)
>
> cur->bsr_device = device_create(bsr_class, NULL, cur->bsr_dev,
> cur, cur->bsr_name);
> - if (!cur->bsr_device) {
> + if (IS_ERR(cur->bsr_device)) {
> printk(KERN_ERR "device_create failed for %s\n",
> cur->bsr_name);
> cdev_del(&cur->bsr_cdev);
> --
> 1.6.5.2
>

This looks fine to me, good catch.

Acked-by: Sonny Rao <sonnyrao(a)us.ibm.com>

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From: Jiri Kosina on
On Thu, 11 Mar 2010, Sonny Rao wrote:

> > Use IS_ERR() instead of comparing to NULL.
> >
> > Signed-off-by: Jani Nikula <ext-jani.1.nikula(a)nokia.com>
> >
> > ---
> >
> > NOTE: I'm afraid I'm unable to test this; please consider this more a
> > bug report than a complete patch.
> > ---
> > drivers/char/bsr.c | 2 +-
> > 1 files changed, 1 insertions(+), 1 deletions(-)
> >
> > diff --git a/drivers/char/bsr.c b/drivers/char/bsr.c
> > index c02db01..3b31f74 100644
> > --- a/drivers/char/bsr.c
> > +++ b/drivers/char/bsr.c
> > @@ -252,7 +252,7 @@ static int bsr_add_node(struct device_node *bn)
> >
> > cur->bsr_device = device_create(bsr_class, NULL, cur->bsr_dev,
> > cur, cur->bsr_name);
> > - if (!cur->bsr_device) {
> > + if (IS_ERR(cur->bsr_device)) {
> > printk(KERN_ERR "device_create failed for %s\n",
> > cur->bsr_name);
> > cdev_del(&cur->bsr_cdev);
> > --
> > 1.6.5.2
> >
>
> This looks fine to me, good catch.
>
> Acked-by: Sonny Rao <sonnyrao(a)us.ibm.com>

Doesn't seem to be present in linux-next as of today, so I have picked it
up.

Thanks,

--
Jiri Kosina
SUSE Labs, Novell Inc.
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