diff options
| author | Kishen Maloor <kishen.maloor@intel.com> | 2022-05-02 23:52:37 +0300 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2022-05-04 02:54:55 +0300 |
| commit | 304ab97f4c7c49dc6a1d1dac04cabba602a25c43 (patch) | |
| tree | 2b54925c0dd3bd935d128ad6cff513073879e196 /net/mptcp | |
| parent | 41b3c69bf9414375319290c59f198ff5c71d273f (diff) | |
| download | linux-304ab97f4c7c49dc6a1d1dac04cabba602a25c43.tar.xz | |
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: Paolo Abeni <pabeni@redhat.com>
Signed-off-by: Kishen Maloor <kishen.maloor@intel.com>
Signed-off-by: Mat Martineau <mathew.j.martineau@linux.intel.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'net/mptcp')
| -rw-r--r-- | net/mptcp/pm_netlink.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/net/mptcp/pm_netlink.c b/net/mptcp/pm_netlink.c index a4430c576ce9..98b205c2c101 100644 --- a/net/mptcp/pm_netlink.c +++ b/net/mptcp/pm_netlink.c @@ -369,8 +369,16 @@ 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)) - return false; + 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) |