From: Kuniyuki Iwashima kuniyu@google.com
[ Upstream commit 108a86c71c93ff28087994e6107bc99ebe336629 ]
mptcp_active_enable() calls sk_dst_get(), which returns dst with its refcount bumped, but forgot dst_release().
Let's add missing dst_release().
Cc: stable@vger.kernel.org Fixes: 27069e7cb3d1 ("mptcp: disable active MPTCP in case of blackhole") Signed-off-by: Kuniyuki Iwashima kuniyu@google.com Reviewed-by: Matthieu Baerts (NGI0) matttbe@kernel.org Reviewed-by: Eric Dumazet edumazet@google.com Link: https://patch.msgid.link/20250916214758.650211-7-kuniyu@google.com Signed-off-by: Jakub Kicinski kuba@kernel.org Stable-dep-of: 833d4313bc1e ("mptcp: reset blackhole on success with non-loopback ifaces") Signed-off-by: Sasha Levin sashal@kernel.org --- net/mptcp/ctrl.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/net/mptcp/ctrl.c b/net/mptcp/ctrl.c index dd595d9b5e50c..6a97d11bda7e2 100644 --- a/net/mptcp/ctrl.c +++ b/net/mptcp/ctrl.c @@ -385,6 +385,8 @@ void mptcp_active_enable(struct sock *sk)
if (dst && dst->dev && (dst->dev->flags & IFF_LOOPBACK)) atomic_set(&pernet->active_disable_times, 0); + + dst_release(dst); } }