From 0abd40f823cbd3beb2889a100c2210b13a63585b Mon Sep 17 00:00:00 2001 From: Geliang Tang Date: Thu, 24 Sep 2020 08:30:00 +0800 Subject: [PATCH] mptcp: add struct mptcp_pm_add_entry Add a new struct mptcp_pm_add_entry to describe add_addr's entry. Acked-by: Paolo Abeni Signed-off-by: Geliang Tang Reviewed-by: Mat Martineau Signed-off-by: David S. Miller --- net/mptcp/pm_netlink.c | 19 ++++++++++++------- 1 file changed, 12 insertions(+), 7 deletions(-) diff --git a/net/mptcp/pm_netlink.c b/net/mptcp/pm_netlink.c index b33aebd..701972b 100644 --- a/net/mptcp/pm_netlink.c +++ b/net/mptcp/pm_netlink.c @@ -28,6 +28,11 @@ struct mptcp_pm_addr_entry { struct rcu_head rcu; }; +struct mptcp_pm_add_entry { + struct list_head list; + struct mptcp_addr_info addr; +}; + struct pm_nl_pernet { /* protects pernet updates */ spinlock_t lock; @@ -181,7 +186,7 @@ static void check_work_pending(struct mptcp_sock *msk) static bool lookup_anno_list_by_saddr(struct mptcp_sock *msk, struct mptcp_addr_info *addr) { - struct mptcp_pm_addr_entry *entry; + struct mptcp_pm_add_entry *entry; list_for_each_entry(entry, &msk->pm.anno_list, list) { if (addresses_equal(&entry->addr, addr, false)) @@ -194,23 +199,23 @@ static bool lookup_anno_list_by_saddr(struct mptcp_sock *msk, static bool mptcp_pm_alloc_anno_list(struct mptcp_sock *msk, struct mptcp_pm_addr_entry *entry) { - struct mptcp_pm_addr_entry *clone = NULL; + struct mptcp_pm_add_entry *add_entry = NULL; if (lookup_anno_list_by_saddr(msk, &entry->addr)) return false; - clone = kmemdup(entry, sizeof(*entry), GFP_ATOMIC); - if (!clone) + add_entry = kmalloc(sizeof(*add_entry), GFP_ATOMIC); + if (!add_entry) return false; - list_add(&clone->list, &msk->pm.anno_list); + list_add(&add_entry->list, &msk->pm.anno_list); return true; } void mptcp_pm_free_anno_list(struct mptcp_sock *msk) { - struct mptcp_pm_addr_entry *entry, *tmp; + struct mptcp_pm_add_entry *entry, *tmp; pr_debug("msk=%p", msk); @@ -654,7 +659,7 @@ __lookup_addr_by_id(struct pm_nl_pernet *pernet, unsigned int id) static bool remove_anno_list_by_saddr(struct mptcp_sock *msk, struct mptcp_addr_info *addr) { - struct mptcp_pm_addr_entry *entry, *tmp; + struct mptcp_pm_add_entry *entry, *tmp; list_for_each_entry_safe(entry, tmp, &msk->pm.anno_list, list) { if (addresses_equal(&entry->addr, addr, false)) { -- 2.7.4