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authorGustavo F. Padovan <padovan@profusion.mobi>2010-06-14 07:26:15 +0200
committerMarcel Holtmann <marcel@holtmann.org>2010-07-21 19:39:09 +0200
commit8cb8e6f1684be13b51f8429b15f39c140326b327 (patch)
treeaee53be69e42ade43b8678079badada7dced3ec2 /net
parentBluetooth: Disconnect early if mode is not supported (diff)
downloadlinux-8cb8e6f1684be13b51f8429b15f39c140326b327.tar.xz
linux-8cb8e6f1684be13b51f8429b15f39c140326b327.zip
Bluetooth: Don't accept ConfigReq if we aren't in the BT_CONFIG state
If such event happens we shall reply with a Command Reject, because we are not expecting any configure request. Signed-off-by: Gustavo F. Padovan <padovan@profusion.mobi> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Diffstat (limited to 'net')
-rw-r--r--net/bluetooth/l2cap.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/net/bluetooth/l2cap.c b/net/bluetooth/l2cap.c
index 6a33d269389e..f6e46fdddd2b 100644
--- a/net/bluetooth/l2cap.c
+++ b/net/bluetooth/l2cap.c
@@ -3052,8 +3052,14 @@ static inline int l2cap_config_req(struct l2cap_conn *conn, struct l2cap_cmd_hdr
if (!sk)
return -ENOENT;
- if (sk->sk_state == BT_DISCONN)
+ if (sk->sk_state != BT_CONFIG) {
+ struct l2cap_cmd_rej rej;
+
+ rej.reason = cpu_to_le16(0x0002);
+ l2cap_send_cmd(conn, cmd->ident, L2CAP_COMMAND_REJ,
+ sizeof(rej), &rej);
goto unlock;
+ }
/* Reject if config buffer is too small. */
len = cmd_len - sizeof(*req);