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[v2,2/2] Bluetooth: btintel: Direct exception event to bluetooth stack

Message ID 20240401122559.1097489-2-kiran.k@intel.com
State New
Headers show
Series [v2,1/2] Bluetooth: btintel: Dump exception event | expand

Commit Message

K, Kiran April 1, 2024, 12:25 p.m. UTC 
Have exception event part of HCI traces which helps for debug.

snoop traces:
> HCI Event: Vendor (0xff) plen 79
        Vendor Prefix (0x8780)
      Intel Extended Telemetry (0x03)
        Unknown extended telemetry event type (0xde)
        01 01 de
        Unknown extended subevent 0x07
        01 01 de 07 01 de 06 1c ef be ad de ef be ad de
        ef be ad de ef be ad de ef be ad de ef be ad de
        ef be ad de 05 14 ef be ad de ef be ad de ef be
        ad de ef be ad de ef be ad de 43 10 ef be ad de
        ef be ad de ef be ad de ef be ad de

Signed-off-by: Kiran K <kiran.k@intel.com>
---
 drivers/bluetooth/btintel.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)
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Patch

diff --git a/drivers/bluetooth/btintel.c b/drivers/bluetooth/btintel.c
index c0dbbd1a2032..dde1dc45df9c 100644
--- a/drivers/bluetooth/btintel.c
+++ b/drivers/bluetooth/btintel.c
@@ -3138,13 +3138,12 @@  static int btintel_diagnostics(struct hci_dev *hdev, struct sk_buff *skb)
 			       skb->data, skb->len, false);
 		/* Generate devcoredump from exception */
 		if (!hci_devcd_init(hdev, skb->len)) {
-			hci_devcd_append(hdev, skb);
+			hci_devcd_append(hdev, skb_clone(skb, GFP_KERNEL));
 			hci_devcd_complete(hdev);
 		} else {
 			bt_dev_err(hdev, "Failed to generate devcoredump");
-			kfree_skb(skb);
 		}
-		return 0;
+	break;
 	default:
 		bt_dev_err(hdev, "Invalid exception type %02X", tlv->val[0]);
 	}