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| author | Gustavo F. Padovan <padovan@profusion.mobi> | 2010-05-10 18:32:04 -0300 |
|---|---|---|
| committer | Marcel Holtmann <marcel@holtmann.org> | 2010-07-21 10:39:04 -0700 |
| commit | f6337c771126420c348b702e012262cfb5f0d56e (patch) | |
| tree | a748aab2aa766c3e22fb55de6b863c1b114da686 /net | |
| parent | 0b31c85ce78d3646ac1e90d62969e7cd8cfd8b15 (diff) | |
| download | linux-f6337c771126420c348b702e012262cfb5f0d56e.tar.bz2 | |
Bluetooth: Fix drop of packets with invalid req_seq/tx_seq
We shall not use an unsigned var since we are expecting negatives value
there. Using unsigned causes ERTM connection to close due to invalid
ReqSeq numbers.
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.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/net/bluetooth/l2cap.c b/net/bluetooth/l2cap.c index 6c5462b2a244..7e39d9ee0b9c 100644 --- a/net/bluetooth/l2cap.c +++ b/net/bluetooth/l2cap.c @@ -3796,7 +3796,7 @@ static inline int l2cap_data_channel_iframe(struct sock *sk, u16 rx_control, str u8 tx_seq = __get_txseq(rx_control); u8 req_seq = __get_reqseq(rx_control); u8 sar = rx_control >> L2CAP_CTRL_SAR_SHIFT; - u8 tx_seq_offset, expected_tx_seq_offset; + int tx_seq_offset, expected_tx_seq_offset; int num_to_ack = (pi->tx_win/6) + 1; int err = 0; @@ -4081,7 +4081,8 @@ static inline int l2cap_data_channel(struct l2cap_conn *conn, u16 cid, struct sk struct sock *sk; struct l2cap_pinfo *pi; u16 control, len; - u8 tx_seq, req_seq, next_tx_seq_offset, req_seq_offset; + u8 tx_seq, req_seq; + int next_tx_seq_offset, req_seq_offset; sk = l2cap_get_chan_by_scid(&conn->chan_list, cid); if (!sk) { |