Commit d70590d5 authored by Yang Yingliang's avatar Yang Yingliang Committed by Greg Kroah-Hartman
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driver core: use IS_ERR_OR_NULL() helper in device_create_groups_vargs() 



Use IS_ERR_OR_NULL() helper in device_create_groups_vargs() to simplify code
and improve readiblity. No functional change.

Signed-off-by: default avatarYang Yingliang <yangyingliang@huawei.com>
Link: https://lore.kernel.org/r/20220914140753.3799982-1-yangyingliang@huawei.com


Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 21760e5c

drivers/base/core.c

+1 −1
Original line number Diff line number Diff line
@@ -4170,7 +4170,7 @@ device_create_groups_vargs(struct class *class, struct device *parent, 
	struct device *dev = NULL;

	int retval = -ENODEV;



	if (class == NULL || IS_ERR(class))

	if (IS_ERR_OR_NULL(class))

		goto error;



	dev = kzalloc(sizeof(*dev), GFP_KERNEL);