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-rw-r--r--net/bluetooth/l2cap.c26
1 files changed, 26 insertions, 0 deletions
diff --git a/net/bluetooth/l2cap.c b/net/bluetooth/l2cap.c
index cd8f6ea..4ed3827 100644
--- a/net/bluetooth/l2cap.c
+++ b/net/bluetooth/l2cap.c
@@ -3078,6 +3078,14 @@ static inline int l2cap_connect_rsp(struct l2cap_conn *conn, struct l2cap_cmd_hd
break;
default:
+ /* don't delete l2cap channel if sk is owned by user */
+ if (sock_owned_by_user(sk)) {
+ sk->sk_state = BT_DISCONN;
+ l2cap_sock_clear_timer(sk);
+ l2cap_sock_set_timer(sk, HZ / 5);
+ break;
+ }
+
l2cap_chan_del(sk, ECONNREFUSED);
break;
}
@@ -3283,6 +3291,15 @@ static inline int l2cap_disconnect_req(struct l2cap_conn *conn, struct l2cap_cmd
sk->sk_shutdown = SHUTDOWN_MASK;
+ /* don't delete l2cap channel if sk is owned by user */
+ if (sock_owned_by_user(sk)) {
+ sk->sk_state = BT_DISCONN;
+ l2cap_sock_clear_timer(sk);
+ l2cap_sock_set_timer(sk, HZ / 5);
+ bh_unlock_sock(sk);
+ return 0;
+ }
+
l2cap_chan_del(sk, ECONNRESET);
bh_unlock_sock(sk);
@@ -3305,6 +3322,15 @@ static inline int l2cap_disconnect_rsp(struct l2cap_conn *conn, struct l2cap_cmd
if (!sk)
return 0;
+ /* don't delete l2cap channel if sk is owned by user */
+ if (sock_owned_by_user(sk)) {
+ sk->sk_state = BT_DISCONN;
+ l2cap_sock_clear_timer(sk);
+ l2cap_sock_set_timer(sk, HZ / 5);
+ bh_unlock_sock(sk);
+ return 0;
+ }
+
l2cap_chan_del(sk, 0);
bh_unlock_sock(sk);