diff options
author | Mat Martineau <mathewm@codeaurora.org> | 2012-10-23 22:24:09 (GMT) |
---|---|---|
committer | Gustavo Padovan <gustavo.padovan@collabora.co.uk> | 2012-10-24 02:01:53 (GMT) |
commit | b1a130b7d372c5ccc2001d4ee08928b5324f0a76 (patch) | |
tree | 8b436e6b47ead2474ef865c9c210e3fed588962c | |
parent | 5909cf30f380d13bb59e81e4cb17c3714cb94e68 (diff) | |
download | linux-fsl-qoriq-b1a130b7d372c5ccc2001d4ee08928b5324f0a76.tar.xz |
Bluetooth: Lookup channel structure based on DCID
Processing a move channel request involves getting the channel
structure using the destination channel ID. Previous code could only
look up using the source channel ID.
Signed-off-by: Mat Martineau <mathewm@codeaurora.org>
Acked-by: Marcel Holtmann <marcel@holtmann.org>
Acked-by: Andrei Emeltchenko <andrei.emeltchenko@intel.com>
Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
-rw-r--r-- | net/bluetooth/l2cap_core.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c index 3175094..03daae8 100644 --- a/net/bluetooth/l2cap_core.c +++ b/net/bluetooth/l2cap_core.c @@ -100,6 +100,23 @@ static struct l2cap_chan *l2cap_get_chan_by_scid(struct l2cap_conn *conn, return c; } +/* Find channel with given DCID. + * Returns locked channel. + */ +static struct l2cap_chan *l2cap_get_chan_by_dcid(struct l2cap_conn *conn, + u16 cid) +{ + struct l2cap_chan *c; + + mutex_lock(&conn->chan_lock); + c = __l2cap_get_chan_by_dcid(conn, cid); + if (c) + l2cap_chan_lock(c); + mutex_unlock(&conn->chan_lock); + + return c; +} + static struct l2cap_chan *__l2cap_get_chan_by_ident(struct l2cap_conn *conn, u8 ident) { |