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* [PATCH 1/1] of-unittest: Deletion of an unnecessary check before the function call "of_node_put"
       [not found]                                 ` <5317A59D.4@users.sourceforge.net>
@ 2014-12-02 13:00                                   ` SF Markus Elfring
       [not found]                                     ` <547DB803.1080406-Rn4VEauK+AKRv+LV9MX5uipxlwaOVQ5f@public.gmane.org>
  2016-07-19 20:52                                   ` [PATCH] of: Delete " SF Markus Elfring
  1 sibling, 1 reply; 4+ messages in thread
From: SF Markus Elfring @ 2014-12-02 13:00 UTC (permalink / raw)
  To: Grant Likely, Rob Herring, devicetree; +Cc: LKML, kernel-janitors, Julia Lawall

From: Markus Elfring <elfring@users.sourceforge.net>
Date: Tue, 2 Dec 2014 13:54:00 +0100

The of_node_put() function tests whether its argument is NULL and then
returns immediately. Thus the test around the call is not needed.

This issue was detected by using the Coccinelle software.

Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
---
 drivers/of/unittest.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/of/unittest.c b/drivers/of/unittest.c
index cc0c5ec..06ebe9d 100644
--- a/drivers/of/unittest.c
+++ b/drivers/of/unittest.c
@@ -486,8 +486,7 @@ static void __init of_selftest_changeset(void)
 	/* Make sure node names are constructed correctly */
 	selftest((np = of_find_node_by_path("/testcase-data/changeset/n2/n21")),
 		 "'%s' not added\n", n21->full_name);
-	if (np)
-		of_node_put(np);
+	of_node_put(np);
 
 	mutex_lock(&of_mutex);
 	selftest(!of_changeset_revert(&chgset), "revert failed\n");
-- 
2.1.3


^ permalink raw reply related	[flat|nested] 4+ messages in thread

* Re: [PATCH 1/1] of-unittest: Deletion of an unnecessary check before the function call "of_node_put"
       [not found]                                     ` <547DB803.1080406-Rn4VEauK+AKRv+LV9MX5uipxlwaOVQ5f@public.gmane.org>
@ 2014-12-03 17:03                                       ` Grant Likely
  0 siblings, 0 replies; 4+ messages in thread
From: Grant Likely @ 2014-12-03 17:03 UTC (permalink / raw)
  To: SF Markus Elfring, Rob Herring, devicetree-u79uwXL29TY76Z2rM5mHXA
  Cc: LKML, kernel-janitors-u79uwXL29TY76Z2rM5mHXA, Julia Lawall

On Tue, 02 Dec 2014 14:00:51 +0100
, SF Markus Elfring <elfring-Rn4VEauK+AKRv+LV9MX5uipxlwaOVQ5f@public.gmane.org>
 wrote:
> From: Markus Elfring <elfring-Rn4VEauK+AKRv+LV9MX5uipxlwaOVQ5f@public.gmane.org>
> Date: Tue, 2 Dec 2014 13:54:00 +0100
> 
> The of_node_put() function tests whether its argument is NULL and then
> returns immediately. Thus the test around the call is not needed.
> 
> This issue was detected by using the Coccinelle software.
> 
> Signed-off-by: Markus Elfring <elfring-Rn4VEauK+AKRv+LV9MX5uipxlwaOVQ5f@public.gmane.org>

Applied, thanks.

g.

> ---
>  drivers/of/unittest.c | 3 +--
>  1 file changed, 1 insertion(+), 2 deletions(-)
> 
> diff --git a/drivers/of/unittest.c b/drivers/of/unittest.c
> index cc0c5ec..06ebe9d 100644
> --- a/drivers/of/unittest.c
> +++ b/drivers/of/unittest.c
> @@ -486,8 +486,7 @@ static void __init of_selftest_changeset(void)
>  	/* Make sure node names are constructed correctly */
>  	selftest((np = of_find_node_by_path("/testcase-data/changeset/n2/n21")),
>  		 "'%s' not added\n", n21->full_name);
> -	if (np)
> -		of_node_put(np);
> +	of_node_put(np);
>  
>  	mutex_lock(&of_mutex);
>  	selftest(!of_changeset_revert(&chgset), "revert failed\n");
> -- 
> 2.1.3
> 

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^ permalink raw reply	[flat|nested] 4+ messages in thread

* [PATCH] of: Delete an unnecessary check before the function call "of_node_put"
       [not found]                                 ` <5317A59D.4@users.sourceforge.net>
  2014-12-02 13:00                                   ` [PATCH 1/1] of-unittest: Deletion of an unnecessary check before the function call "of_node_put" SF Markus Elfring
@ 2016-07-19 20:52                                   ` SF Markus Elfring
       [not found]                                     ` <8db62ad3-2e8a-327e-30a8-594f628cd8be-Rn4VEauK+AKRv+LV9MX5uipxlwaOVQ5f@public.gmane.org>
  1 sibling, 1 reply; 4+ messages in thread
From: SF Markus Elfring @ 2016-07-19 20:52 UTC (permalink / raw)
  To: devicetree, Frank Rowand, Rob Herring; +Cc: LKML, kernel-janitors, Julia Lawall

From: Markus Elfring <elfring@users.sourceforge.net>
Date: Tue, 19 Jul 2016 22:42:22 +0200

The of_node_put() function tests whether its argument is NULL
and then returns immediately.
Thus the test around the call is not needed.

This issue was detected by using the Coccinelle software.

Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
---
 drivers/of/base.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/of/base.c b/drivers/of/base.c
index a4b6087..2601167 100644
--- a/drivers/of/base.c
+++ b/drivers/of/base.c
@@ -1609,8 +1609,7 @@ static int __of_parse_phandle_with_args(const struct device_node *np,
 	 */
 
  err:
-	if (it.node)
-		of_node_put(it.node);
+	of_node_put(it.node);
 	return rc;
 }
 
-- 
2.9.2

^ permalink raw reply related	[flat|nested] 4+ messages in thread

* Re: [PATCH] of: Delete an unnecessary check before the function call "of_node_put"
       [not found]                                     ` <8db62ad3-2e8a-327e-30a8-594f628cd8be-Rn4VEauK+AKRv+LV9MX5uipxlwaOVQ5f@public.gmane.org>
@ 2016-08-09 17:35                                       ` Rob Herring
  0 siblings, 0 replies; 4+ messages in thread
From: Rob Herring @ 2016-08-09 17:35 UTC (permalink / raw)
  To: SF Markus Elfring
  Cc: devicetree-u79uwXL29TY76Z2rM5mHXA, Frank Rowand, LKML,
	kernel-janitors-u79uwXL29TY76Z2rM5mHXA, Julia Lawall

On Tue, Jul 19, 2016 at 10:52:12PM +0200, SF Markus Elfring wrote:
> From: Markus Elfring <elfring-Rn4VEauK+AKRv+LV9MX5uipxlwaOVQ5f@public.gmane.org>
> Date: Tue, 19 Jul 2016 22:42:22 +0200
> 
> The of_node_put() function tests whether its argument is NULL
> and then returns immediately.
> Thus the test around the call is not needed.
> 
> This issue was detected by using the Coccinelle software.
> 
> Signed-off-by: Markus Elfring <elfring-Rn4VEauK+AKRv+LV9MX5uipxlwaOVQ5f@public.gmane.org>
> ---
>  drivers/of/base.c | 3 +--
>  1 file changed, 1 insertion(+), 2 deletions(-)

Applied, thanks.

Rob
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^ permalink raw reply	[flat|nested] 4+ messages in thread

end of thread, other threads:[~2016-08-09 17:35 UTC | newest]

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2014-12-02 13:00                                   ` [PATCH 1/1] of-unittest: Deletion of an unnecessary check before the function call "of_node_put" SF Markus Elfring
     [not found]                                     ` <547DB803.1080406-Rn4VEauK+AKRv+LV9MX5uipxlwaOVQ5f@public.gmane.org>
2014-12-03 17:03                                       ` Grant Likely
2016-07-19 20:52                                   ` [PATCH] of: Delete " SF Markus Elfring
     [not found]                                     ` <8db62ad3-2e8a-327e-30a8-594f628cd8be-Rn4VEauK+AKRv+LV9MX5uipxlwaOVQ5f@public.gmane.org>
2016-08-09 17:35                                       ` Rob Herring

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