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-rw-r--r--include/net/bluetooth/bluetooth.h1
-rw-r--r--net/bluetooth/l2cap_sock.c4
2 files changed, 5 insertions, 0 deletions
diff --git a/include/net/bluetooth/bluetooth.h b/include/net/bluetooth/bluetooth.h
index 0cfa75bdd609..e727555d4ee9 100644
--- a/include/net/bluetooth/bluetooth.h
+++ b/include/net/bluetooth/bluetooth.h
@@ -56,6 +56,7 @@
#define BT_SECURITY 4
struct bt_security {
__u8 level;
+ __u8 key_size;
};
#define BT_SECURITY_SDP 0
#define BT_SECURITY_LOW 1
diff --git a/net/bluetooth/l2cap_sock.c b/net/bluetooth/l2cap_sock.c
index 146b614d10ed..5c36b3e8739c 100644
--- a/net/bluetooth/l2cap_sock.c
+++ b/net/bluetooth/l2cap_sock.c
@@ -422,8 +422,12 @@ static int l2cap_sock_getsockopt(struct socket *sock, int level, int optname, ch
break;
}
+ memset(&sec, 0, sizeof(sec));
sec.level = chan->sec_level;
+ if (sk->sk_state == BT_CONNECTED)
+ sec.key_size = chan->conn->hcon->enc_key_size;
+
len = min_t(unsigned int, len, sizeof(sec));
if (copy_to_user(optval, (char *) &sec, len))
err = -EFAULT;