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Commit 55c1a3b9 authored by Balvinder Singh's avatar Balvinder Singh Committed by Gerrit - the friendly Code Review server
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Bluetooth: Avoid Spurious AMP node access if not created 



Added checks for avoiding the AMP nodes, incase of Spurious
access like data corruption during Rx from BT SOC

Change-Id: Ifc974750efe2082420f89f32580ed8ccd1924a3d
Signed-off-by: default avatarBalvinder Singh <bpsingh@codeaurora.org>
CRs-Fixed: 783934
parent a69c694d

net/bluetooth/hci_event.c

+9 −0
Original line number Diff line number Diff line
@@ -4001,6 +4001,7 @@ static void hci_phy_link_complete_evt(struct hci_dev *hdev, 
{

	struct hci_ev_phy_link_complete *ev = (void *) skb->data;

	struct hci_conn *hcon, *bredr_hcon;

	struct amp_mgr *mgr;



	BT_DBG("%s handle 0x%2.2x status 0x%2.2x", hdev->name, ev->phy_handle,

	       ev->status);
@@ -4019,6 +4020,14 @@ static void hci_phy_link_complete_evt(struct hci_dev *hdev, 
		return;

	}



	BT_DBG("hcon %p mgr %p", hcon, hcon->amp_mgr);



	mgr = hcon->amp_mgr;

	if (!(mgr && mgr->l2cap_conn && mgr->l2cap_conn->hcon)) {

		hci_dev_unlock(hdev);

		BT_DBG("Amp Manager is not Initialized");

		return;

	}

	bredr_hcon = hcon->amp_mgr->l2cap_conn->hcon;



	hcon->state = BT_CONNECTED;