Commit 304ab97f authored by Kishen Maloor's avatar Kishen Maloor Committed by Jakub Kicinski
Browse files

mptcp: allow ADD_ADDR reissuance by userspace PMs 



This change allows userspace PM implementations to reissue ADD_ADDR
announcements (if necessary) based on their chosen policy.

Acked-by: default avatarPaolo Abeni <pabeni@redhat.com>
Signed-off-by: default avatarKishen Maloor <kishen.maloor@intel.com>
Signed-off-by: default avatarMat Martineau <mathew.j.martineau@linux.intel.com>
Signed-off-by: default avatarJakub Kicinski <kuba@kernel.org>
parent 41b3c69b

net/mptcp/pm_netlink.c

+10 −2
Original line number Diff line number Diff line
@@ -369,9 +369,17 @@ static bool mptcp_pm_alloc_anno_list(struct mptcp_sock *msk, 


	lockdep_assert_held(&msk->pm.lock);



	if (mptcp_lookup_anno_list_by_saddr(msk, &entry->addr))

	add_entry = mptcp_lookup_anno_list_by_saddr(msk, &entry->addr);



	if (add_entry) {

		if (mptcp_pm_is_kernel(msk))

			return false;



		sk_reset_timer(sk, &add_entry->add_timer,

			       jiffies + mptcp_get_add_addr_timeout(net));

		return true;

	}



	add_entry = kmalloc(sizeof(*add_entry), GFP_ATOMIC);

	if (!add_entry)

		return false;