According to Documentation/core-api/printk-formats.rst, Use the correct print format. Printing an unsigned int value should use %u instead of %d. Otherwise printk() might end up displaying negative numbers. Signed-off-by: Kai Ye <yekai13@xxxxxxxxxx> --- net/bluetooth/amp.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/net/bluetooth/amp.c b/net/bluetooth/amp.c index be2d469..2134f92 100644 --- a/net/bluetooth/amp.c +++ b/net/bluetooth/amp.c @@ -78,7 +78,7 @@ struct amp_ctrl *amp_ctrl_lookup(struct amp_mgr *mgr, u8 id) { struct amp_ctrl *ctrl; - BT_DBG("mgr %p id %d", mgr, id); + BT_DBG("mgr %p id %u", mgr, id); mutex_lock(&mgr->amp_ctrls_lock); list_for_each_entry(ctrl, &mgr->amp_ctrls, list) { @@ -179,7 +179,7 @@ int phylink_gen_key(struct hci_conn *conn, u8 *data, u8 *len, u8 *type) /* Legacy key */ if (conn->key_type < 3) { - bt_dev_err(hdev, "legacy key type %d", conn->key_type); + bt_dev_err(hdev, "legacy key type %u", conn->key_type); return -EACCES; } @@ -257,7 +257,7 @@ void amp_read_loc_assoc_frag(struct hci_dev *hdev, u8 phy_handle) struct hci_request req; int err; - BT_DBG("%s handle %d", hdev->name, phy_handle); + BT_DBG("%s handle %u", hdev->name, phy_handle); cp.phy_handle = phy_handle; cp.max_len = cpu_to_le16(hdev->amp_assoc_size); -- 2.8.1