From: Tian Tao <tiantao6@hisilicon.com>
Date: Mon, 22 Mar 2021 02:37:16 +0000 (+0800)
Subject: leds: trigger: pattern: Switch to using the new API kobj_to_dev()
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=5fe09e16c689eae88a151c2f8199c73cf6f18d7d;p=linux.git

leds: trigger: pattern: Switch to using the new API kobj_to_dev()

Switch to using the new API kobj_to_dev() to fix the below warnning:
./drivers/leds/trigger/ledtrig-pattern.c:336:60-61: WARNING opportunity
for kobj_to_dev()

Signed-off-by: Tian Tao <tiantao6@hisilicon.com>
Signed-off-by: Pavel Machek <pavel@ucw.cz>
---

diff --git a/drivers/leds/trigger/ledtrig-pattern.c b/drivers/leds/trigger/ledtrig-pattern.c
index 4d138d5317e99..43a265dc4696e 100644
--- a/drivers/leds/trigger/ledtrig-pattern.c
+++ b/drivers/leds/trigger/ledtrig-pattern.c
@@ -333,7 +333,7 @@ static DEVICE_ATTR_RW(hw_pattern);
 static umode_t pattern_trig_attrs_mode(struct kobject *kobj,
 				       struct attribute *attr, int index)
 {
-	struct device *dev = container_of(kobj, struct device, kobj);
+	struct device *dev = kobj_to_dev(kobj);
 	struct led_classdev *led_cdev = dev_get_drvdata(dev);
 
 	if (attr == &dev_attr_repeat.attr || attr == &dev_attr_pattern.attr)