diff options
| author | Eric Lapuyade <eric.lapuyade@intel.com> | 2012-07-12 22:27:54 +0400 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2012-07-12 22:48:41 +0400 |
| commit | 81b3039557faf1359f40494003aaade745de6c24 (patch) | |
| tree | 7eaccb11fcdb6ea7ff0c1ecb7de58dc8a5a3cdf8 /net/nfc | |
| parent | fe020120cb863ba918c6d603345342a880272c4d (diff) | |
| download | linux-81b3039557faf1359f40494003aaade745de6c24.tar.xz | |
NFC: Set target nfcid1 for all HCI reader A targets
Without the discovered target nfcid1 and its length set properly, type 2
tags detection fails with the pn544 as it checks for them from
pn544_hci_complete_target_discovered().
Signed-off-by: Eric Lapuyade <eric.lapuyade@intel.com>
Reported-by: Mathias Jeppsson <mathias.jeppsson@sonymobile.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'net/nfc')
| -rw-r--r-- | net/nfc/hci/core.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/net/nfc/hci/core.c b/net/nfc/hci/core.c index da6e039c8606..4896ef13f83d 100644 --- a/net/nfc/hci/core.c +++ b/net/nfc/hci/core.c @@ -170,6 +170,7 @@ static int nfc_hci_target_discovered(struct nfc_hci_dev *hdev, u8 gate) struct nfc_target *targets; struct sk_buff *atqa_skb = NULL; struct sk_buff *sak_skb = NULL; + struct sk_buff *uid_skb = NULL; int r; pr_debug("from gate %d\n", gate); @@ -205,6 +206,19 @@ static int nfc_hci_target_discovered(struct nfc_hci_dev *hdev, u8 gate) targets->sens_res = be16_to_cpu(*(u16 *)atqa_skb->data); targets->sel_res = sak_skb->data[0]; + r = nfc_hci_get_param(hdev, NFC_HCI_RF_READER_A_GATE, + NFC_HCI_RF_READER_A_UID, &uid_skb); + if (r < 0) + goto exit; + + if (uid_skb->len == 0 || uid_skb->len > NFC_NFCID1_MAXSIZE) { + r = -EPROTO; + goto exit; + } + + memcpy(targets->nfcid1, uid_skb->data, uid_skb->len); + targets->nfcid1_len = uid_skb->len; + if (hdev->ops->complete_target_discovered) { r = hdev->ops->complete_target_discovered(hdev, gate, targets); @@ -240,6 +254,7 @@ exit: kfree(targets); kfree_skb(atqa_skb); kfree_skb(sak_skb); + kfree_skb(uid_skb); return r; } |