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* [PATCH] powerpc/BSR: fix device_create() return value check
@ 2010-03-11 16:15 Jani Nikula
  2010-03-11 21:21 ` Sonny Rao
  0 siblings, 1 reply; 3+ messages in thread
From: Jani Nikula @ 2010-03-11 16:15 UTC (permalink / raw)
  To: linux-kernel; +Cc: sonnyrao, benh, tklauser, jkosina, ext-jani.1.nikula

From: Jani Nikula <ext-jani.1.nikula@nokia.com>

Use IS_ERR() instead of comparing to NULL.

Signed-off-by: Jani Nikula <ext-jani.1.nikula@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


^ permalink raw reply related	[flat|nested] 3+ messages in thread

* Re: [PATCH] powerpc/BSR: fix device_create() return value check
  2010-03-11 16:15 [PATCH] powerpc/BSR: fix device_create() return value check Jani Nikula
@ 2010-03-11 21:21 ` Sonny Rao
  2010-03-15 14:24   ` Jiri Kosina
  0 siblings, 1 reply; 3+ messages in thread
From: Sonny Rao @ 2010-03-11 21:21 UTC (permalink / raw)
  To: Jani Nikula; +Cc: linux-kernel, benh, tklauser, jkosina

On Thu, Mar 11, 2010 at 06:15:53PM +0200, Jani Nikula wrote:
> From: Jani Nikula <ext-jani.1.nikula@nokia.com>
> 
> Use IS_ERR() instead of comparing to NULL.
> 
> Signed-off-by: Jani Nikula <ext-jani.1.nikula@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@us.ibm.com>


^ permalink raw reply	[flat|nested] 3+ messages in thread

* Re: [PATCH] powerpc/BSR: fix device_create() return value check
  2010-03-11 21:21 ` Sonny Rao
@ 2010-03-15 14:24   ` Jiri Kosina
  0 siblings, 0 replies; 3+ messages in thread
From: Jiri Kosina @ 2010-03-15 14:24 UTC (permalink / raw)
  To: Sonny Rao; +Cc: Jani Nikula, linux-kernel, benh, tklauser

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@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@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.

^ permalink raw reply	[flat|nested] 3+ messages in thread

end of thread, other threads:[~2010-03-15 14:24 UTC | newest]

Thread overview: 3+ messages (download: mbox.gz follow: Atom feed
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2010-03-11 16:15 [PATCH] powerpc/BSR: fix device_create() return value check Jani Nikula
2010-03-11 21:21 ` Sonny Rao
2010-03-15 14:24   ` Jiri Kosina

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