linux-kernel - [PATCH -next] class: use IS_ERR_OR_NULL() helper in class

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Date:   Mon, 22 Aug 2022 14:19:22 +0800
From:   Yang Yingliang <yangyingliang@...wei.com>
To:     <linux-kernel@...r.kernel.org>, <rafael@...nel.org>
CC:     <gregkh@...uxfoundation.org>
Subject: [PATCH -next] class: use IS_ERR_OR_NULL() helper in class_unregister()

Use IS_ERR_OR_NULL() helper in class_unregister() to simplify code.

Signed-off-by: Yang Yingliang <yangyingliang@...wei.com>
---
 drivers/base/class.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/base/class.c b/drivers/base/class.c
index 8feb85e186e3..64f7b9a0970f 100644
--- a/drivers/base/class.c
+++ b/drivers/base/class.c
@@ -260,7 +260,7 @@ EXPORT_SYMBOL_GPL(__class_create);
  */
 void class_destroy(struct class *cls)
 {
-	if ((cls == NULL) || (IS_ERR(cls)))
+	if (IS_ERR_OR_NULL(cls))
 		return;
 
 	class_unregister(cls);
-- 
2.25.1