From 73e42909ef2d1fa554b39bf6ae3eb1546dfc97a5 Mon Sep 17 00:00:00 2001
From: Wang Hai <wanghai38@huawei.com>
Date: Thu, 10 Jun 2021 21:03:55 +0800
Subject: [PATCH] atm: Use list_for_each_entry() to simplify code in
resources.c
Convert list_for_each() to list_for_each_entry() where
applicable. This simplifies the code.
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Wang Hai <wanghai38@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---
net/atm/resources.c | 7 ++-----
1 file changed, 2 insertions(+), 5 deletions(-)
diff --git a/net/atm/resources.c b/net/atm/resources.c
index 53236986dfe0..2b2d33eeaf20 100644
--- a/net/atm/resources.c
+++ b/net/atm/resources.c
@@ -52,10 +52,8 @@ static struct atm_dev *__alloc_atm_dev(const char *type)
static struct atm_dev *__atm_dev_lookup(int number)
{
struct atm_dev *dev;
- struct list_head *p;
- list_for_each(p, &atm_devs) {
- dev = list_entry(p, struct atm_dev, dev_list);
+ list_for_each_entry(dev, &atm_devs, dev_list) {
if (dev->number == number) {
atm_dev_hold(dev);
return dev;
@@ -215,8 +213,7 @@ int atm_getnames(void __user *buf, int __user *iobuf_len)
return -ENOMEM;
}
tmp_p = tmp_buf;
- list_for_each(p, &atm_devs) {
- dev = list_entry(p, struct atm_dev, dev_list);
+ list_for_each_entry(dev, &atm_devs, dev_list) {
*tmp_p++ = dev->number;
}
mutex_unlock(&atm_dev_mutex);