From: Breno Leitao Date: Thu, 18 Sep 2025 12:25:57 +0000 (-0700) Subject: net: netpoll: remove unused netpoll pointer from netpoll_info X-Git-Tag: v6.18-rc1~132^2~99^2~1 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=b34df17d588de926212527a2f2ce72bc4e330260;p=thirdparty%2Flinux.git net: netpoll: remove unused netpoll pointer from netpoll_info The netpoll_info structure contains an useless pointer back to its associated netpoll. This field is never used, and the assignment in __netpoll_setup() is does not comtemplate multiple instances, as reported by Jay[1]. Drop both the member and its initialization to simplify the structure. Link: https://lore.kernel.org/all/2930648.1757463506@famine/ [1] Signed-off-by: Breno Leitao Link: https://patch.msgid.link/20250918-netpoll_jv-v1-1-67d50eeb2c26@debian.org Signed-off-by: Jakub Kicinski --- diff --git a/include/linux/netpoll.h b/include/linux/netpoll.h index b5ea9882eda8b..f22eec4660405 100644 --- a/include/linux/netpoll.h +++ b/include/linux/netpoll.h @@ -55,7 +55,6 @@ struct netpoll_info { struct delayed_work tx_work; - struct netpoll *netpoll; struct rcu_head rcu; }; diff --git a/net/core/netpoll.c b/net/core/netpoll.c index 5f65b62346d4e..c58faa7471650 100644 --- a/net/core/netpoll.c +++ b/net/core/netpoll.c @@ -591,7 +591,6 @@ int __netpoll_setup(struct netpoll *np, struct net_device *ndev) np->dev = ndev; strscpy(np->dev_name, ndev->name, IFNAMSIZ); - npinfo->netpoll = np; /* fill up the skb queue */ refill_skbs(np);