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nimble/l2cap: Fix handling ecoc connect response

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When enhanced connection oriented channels are use, peer can
accept some of the connections and refuse others.
In such a case result will be non zero in the enh credit base connection
response.

With this patch, in such a case, we correctly connect accepted
connections and refuse others
This commit is contained in:
Łukasz Rymanowski
2020-06-24 12:15:48 +02:00
committed by Szymon Janc
parent cf8e8125fd
commit 96d7e8b1ae
1 changed files with 11 additions and 3 deletions
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nimble/host/src/ble_l2cap_sig.c
+11 -3
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@@ -661,8 +661,8 @@ ble_l2cap_sig_coc_connect_cb(struct ble_l2cap_sig_proc *proc, int status)
continue;
}
if ((status == 0) && (chan->dcid != 0)) {
ble_l2cap_event_coc_connected(chan, status);
if (chan->dcid != 0) {
ble_l2cap_event_coc_connected(chan, 0);
/* Let's forget about connected channel now.
* Not connected will be freed later on.
*/
@@ -1066,7 +1066,15 @@ ble_l2cap_sig_credit_base_con_rsp_rx(uint16_t conn_handle,
if (rsp->result) {
rc = ble_l2cap_sig_coc_err2ble_hs_err(le16toh(rsp->result));
goto done;
/* Below results means that some of the channels has not been created
* and we have to look closer into the response.
* Any other results means that all the connections has been refused.
*/
if ((rsp->result != BLE_L2CAP_COC_ERR_NO_RESOURCES) &&
(rsp->result != BLE_L2CAP_COC_ERR_INVALID_SOURCE_CID) &&
(rsp->result != BLE_L2CAP_COC_ERR_SOURCE_CID_ALREADY_USED)) {
goto done;
}
}
ble_hs_lock();