diff options
Diffstat (limited to 'drivers/nfc/pn544')
| -rw-r--r-- | drivers/nfc/pn544/pn544.c | 27 |
1 files changed, 13 insertions, 14 deletions
diff --git a/drivers/nfc/pn544/pn544.c b/drivers/nfc/pn544/pn544.c index cc666de3b8e..4af70f9c01a 100644 --- a/drivers/nfc/pn544/pn544.c +++ b/drivers/nfc/pn544/pn544.c @@ -714,8 +714,8 @@ static int pn544_hci_check_presence(struct nfc_hci_dev *hdev, return 0; } -static void pn544_hci_event_received(struct nfc_hci_dev *hdev, u8 gate, - u8 event, struct sk_buff *skb) +static int pn544_hci_event_received(struct nfc_hci_dev *hdev, u8 gate, u8 event, + struct sk_buff *skb) { struct sk_buff *rgb_skb = NULL; int r = 0; @@ -724,25 +724,23 @@ static void pn544_hci_event_received(struct nfc_hci_dev *hdev, u8 gate, switch (event) { case PN544_HCI_EVT_ACTIVATED: if (gate == PN544_RF_READER_NFCIP1_INITIATOR_GATE) - nfc_hci_target_discovered(hdev, gate); + r = nfc_hci_target_discovered(hdev, gate); else if (gate == PN544_RF_READER_NFCIP1_TARGET_GATE) { r = nfc_hci_get_param(hdev, gate, PN544_DEP_ATR_REQ, - &rgb_skb); - + &rgb_skb); if (r < 0) goto exit; - nfc_tm_activated(hdev->ndev, NFC_PROTO_NFC_DEP_MASK, - NFC_COMM_PASSIVE, rgb_skb->data, - rgb_skb->len); + r = nfc_tm_activated(hdev->ndev, NFC_PROTO_NFC_DEP_MASK, + NFC_COMM_PASSIVE, rgb_skb->data, + rgb_skb->len); kfree_skb(rgb_skb); } - break; case PN544_HCI_EVT_DEACTIVATED: - nfc_hci_send_event(hdev, gate, - NFC_HCI_EVT_END_OPERATION, NULL, 0); + r = nfc_hci_send_event(hdev, gate, NFC_HCI_EVT_END_OPERATION, + NULL, 0); break; case PN544_HCI_EVT_RCV_DATA: if (skb->len < 2) { @@ -757,15 +755,16 @@ static void pn544_hci_event_received(struct nfc_hci_dev *hdev, u8 gate, } skb_pull(skb, 2); - nfc_tm_data_received(hdev->ndev, skb); - - return; + return nfc_tm_data_received(hdev->ndev, skb); default: + pr_err("Discarded unknown event %x to gate %x\n", event, gate); break; } exit: kfree_skb(skb); + + return r; } static struct nfc_hci_ops pn544_hci_ops = { |