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Commit 030a4619 authored by Treehugger Robot's avatar Treehugger Robot Committed by Automerger Merge Worker
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Merge "l2cap: Fix for REF responds with same DCIDs for different connections... 

Merge "l2cap: Fix for REF responds with same DCIDs for different connections from IUT" am: c612e542

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Bluetooth/+/1973061

Change-Id: I84e9e021b3e7f53ffd47a7d9ba3ecc0c86a74e61
parents cf8a9172 c612e542

system/stack/l2cap/l2c_ble.cc

100644 → 100755
+21 −2
Original line number Diff line number Diff line
@@ -671,7 +671,7 @@ void l2cble_process_sig_cmd(tL2C_LCB* p_lcb, uint8_t* p, uint16_t pkt_len) { 
        con_info.l2cap_result = L2CAP_LE_RESULT_INVALID_PARAMETERS;

        l2c_csm_execute(p_ccb, L2CEVT_L2CAP_CREDIT_BASED_CONNECT_RSP_NEG,

                        &con_info);

        break;

        return;

      }



      /* At least some of the channels has been created and parameters are
@@ -698,8 +698,27 @@ void l2cble_process_sig_cmd(tL2C_LCB* p_lcb, uint8_t* p, uint16_t pkt_len) { 


      for (int i = 0; i < p_lcb->pending_ecoc_conn_cnt; i++) {

        uint16_t cid = p_lcb->pending_ecoc_connection_cids[i];

        STREAM_TO_UINT16(rcid, p);

        /* if duplicated remote cid then disconnect original channel

         * and current channel by sending event to upper layer */

        temp_p_ccb = l2cu_find_ccb_by_remote_cid(p_lcb, rcid);

        if (temp_p_ccb != nullptr) {

          L2CAP_TRACE_ERROR(

              "Already Allocated Destination cid. "

              "rcid = %d "

              "send peer_disc_req", rcid);



          l2cu_send_peer_disc_req(temp_p_ccb);



          temp_p_ccb = l2cu_find_ccb_by_cid(p_lcb, cid);

        STREAM_TO_UINT16(temp_p_ccb->remote_cid, p);

          con_info.l2cap_result = L2CAP_LE_RESULT_UNACCEPTABLE_PARAMETERS;

          l2c_csm_execute(temp_p_ccb, L2CEVT_L2CAP_CREDIT_BASED_CONNECT_RSP_NEG,

                          &con_info);

          continue;

        }



        temp_p_ccb = l2cu_find_ccb_by_cid(p_lcb, cid);

        temp_p_ccb->remote_cid = rcid;



        L2CAP_TRACE_DEBUG(

            "local cid = %d "