This patch initialize mptcp_options_received's ahmac to zero, otherwise it will be a random number when receiving ADD_ADDR suboption with echo-flag=1.
Fixes: 3df523ab582c5 ("mptcp: Add ADD_ADDR handling") Signed-off-by: Geliang Tang <geliangt...@gmail.com> --- net/mptcp/options.c | 1 + 1 file changed, 1 insertion(+) diff --git a/net/mptcp/options.c b/net/mptcp/options.c index 092a2d48bfd3..1ff3469938b6 100644 --- a/net/mptcp/options.c +++ b/net/mptcp/options.c @@ -297,6 +297,7 @@ void mptcp_get_options(const struct sk_buff *skb, mp_opt->mp_capable = 0; mp_opt->mp_join = 0; mp_opt->add_addr = 0; + mp_opt->ahmac = 0; mp_opt->rm_addr = 0; mp_opt->dss = 0; -- 2.26.2