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Bluetooth: Wait for info response before accepting AMP connection

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An incoming AMP "create channel" connection would trigger an info
request and an AMP physical accept sequence at the same time.  Since
accepting an AMP physical link is a local operation, it would complete
quickly and send a config request before the info response was
received.

If there is an outstanding info request, the AMP physical link should
not be accepted yet.  Existing logic in l2cap_conn_start() will accept
the physical link when the info response is received.

CRs-fixed: 307243
Signed-off-by: Mat Martineau <mathewm@codeaurora.org>
This commit is contained in:
Mat Martineau
2011-09-19 13:20:17 -07:00
committed by Bryan Huntsman
parent 462aceaeaf
commit 55f2a62dff
1 changed files with 4 additions and 2 deletions
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6
net/bluetooth/l2cap_core.c
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@@ -4711,9 +4711,11 @@ static inline int l2cap_create_channel_req(struct l2cap_conn *conn,
sk = l2cap_create_connect(conn, cmd, data, L2CAP_CREATE_CHAN_RSP, sk = l2cap_create_connect(conn, cmd, data, L2CAP_CREATE_CHAN_RSP,
req->amp_id); req->amp_id);
l2cap_pi(sk)->conf_state |= L2CAP_CONF_LOCKSTEP; if (sk)
l2cap_pi(sk)->conf_state |= L2CAP_CONF_LOCKSTEP;
if (sk && req->amp_id) if (sk && req->amp_id &&
(conn->info_state & L2CAP_INFO_FEAT_MASK_REQ_DONE))
amp_accept_physical(conn, req->amp_id, sk); amp_accept_physical(conn, req->amp_id, sk);
return 0; return 0;