[PATCH] pwm: Delete an unnecessary check before the function call "of_node_put"

SF Markus Elfring
2015-02-03T10:58:29Z

From: Markus Elfring <elfring@users.sourceforge.net>
Date: Tue, 3 Feb 2015 11:54:28 +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/pwm/core.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/pwm/core.c b/drivers/pwm/core.c
index 966497d..810aef3 100644
--- a/drivers/pwm/core.c
+++ b/drivers/pwm/core.c
@@ -192,7 +192,7 @@ static void of_pwmchip_add(struct pwm_chip *chip)

static void of_pwmchip_remove(struct pwm_chip *chip)
{
- if (chip->dev && chip->dev->of_node)
+ if (chip->dev)
of_node_put(chip->dev->of_node);
}

--
2.2.2