From: Geliang Tang <tanggeliang@kylinos.cn>

The local address entries on the userspace_pm_local_addr_list are allocated
by sock_kmalloc(). It's better to use sock_kfree_s() to free them, instead
of using kfree().

Signed-off-by: Geliang Tang <tanggeliang@kylinos.cn>
---
 net/mptcp/pm_userspace.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/net/mptcp/pm_userspace.c b/net/mptcp/pm_userspace.c
index 6aaf10b8ddd1..b7272289d4c1 100644
--- a/net/mptcp/pm_userspace.c
+++ b/net/mptcp/pm_userspace.c
@@ -91,6 +91,7 @@ static int mptcp_userspace_pm_delete_local_addr(struct mptcp_sock *msk,
 						struct mptcp_pm_addr_entry *addr)
 {
 	struct mptcp_pm_addr_entry *entry, *tmp;
+	struct sock *sk = (struct sock *)msk;
 
 	list_for_each_entry_safe(entry, tmp, &msk->pm.userspace_pm_local_addr_list, list) {
 		if (mptcp_addresses_equal(&entry->addr, &addr->addr, false)) {
@@ -98,7 +99,7 @@ static int mptcp_userspace_pm_delete_local_addr(struct mptcp_sock *msk,
 			 * be used multiple times (e.g. fullmesh mode).
 			 */
 			list_del_rcu(&entry->list);
-			kfree(entry);
+			sock_kfree_s(sk, entry, sizeof(*entry));
 			msk->pm.local_addr_used--;
 			return 0;
 		}
-- 
2.43.0