net/ipv6: make use of the helper macro LIST_HEAD()

list_head can be initialized automatically with LIST_HEAD()
instead of calling INIT_LIST_HEAD(). Here we can simplify
the code.

Signed-off-by: Hongbo Li <lihongbo22@huawei.com>
Link: https://patch.msgid.link/20240904093243.3345012-5-lihongbo22@huawei.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

diff --git a/net/ipv6/ip6_input.c b/net/ipv6/ip6_input.c
index 133610a49da6b8a2a210ad8faf74015c6bdf7038..70c0e16c0ae6837d1c64d0036829c8b61799578b 100644 (file)
--- a/net/ipv6/ip6_input.c
+++ b/net/ipv6/ip6_input.c
@@ -111,9 +111,8 @@ static void ip6_list_rcv_finish(struct net *net, struct sock *sk,
 {
        struct sk_buff *skb, *next, *hint = NULL;
        struct dst_entry *curr_dst = NULL;
-       struct list_head sublist;
+       LIST_HEAD(sublist);
 
-       INIT_LIST_HEAD(&sublist);
        list_for_each_entry_safe(skb, next, head, list) {
                struct dst_entry *dst;
 
@@ -327,9 +326,8 @@ void ipv6_list_rcv(struct list_head *head, struct packet_type *pt,
        struct net_device *curr_dev = NULL;
        struct net *curr_net = NULL;
        struct sk_buff *skb, *next;
-       struct list_head sublist;
+       LIST_HEAD(sublist);
 
-       INIT_LIST_HEAD(&sublist);
        list_for_each_entry_safe(skb, next, head, list) {
                struct net_device *dev = skb->dev;
                struct net *net = dev_net(dev);