Bluetooth: RFCOMM - Fix info leak in getsockopt(BT_SECURITY)

[karo-tx-linux.git] / net / bluetooth / rfcomm / sock.c

diff --git a/net/bluetooth/rfcomm/sock.c b/net/bluetooth/rfcomm/sock.c
index a55a43e9f70e9d35181f1272c3897ac43856a6d9..dfa3dd96106bb0da89333c5858c0b57d00678d2e 100644 (file)
--- a/net/bluetooth/rfcomm/sock.c
+++ b/net/bluetooth/rfcomm/sock.c
@@ -836,6 +836,7 @@ static int rfcomm_sock_getsockopt(struct socket *sock, int level, int optname, c
                }
 
                sec.level = rfcomm_pi(sk)->sec_level;
+               sec.key_size = 0;
 
                len = min_t(unsigned int, len, sizeof(sec));
                if (copy_to_user(optval, (char *) &sec, len))