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authorEric Lapuyade <eric.lapuyade@intel.com>2012-06-11 13:36:52 +0200
committerJohn W. Linville <linville@tuxdriver.com>2012-07-09 16:42:06 -0400
commit72b06f75fea45fa861f2e137bc94e56aab306c4b (patch)
tree472f0c25fd48b7b11aeaa4880e22af0f045e30d6 /net/nfc
parent1c215d79a18a22fc6c2a9ef8658d426bac492b58 (diff)
downloadlinux-72b06f75fea45fa861f2e137bc94e56aab306c4b.tar.bz2
NFC: Implement HCP reaggregation allocation error case
We can now report an ENOMEM error up to the HCI layer. Signed-off-by: Eric Lapuyade <eric.lapuyade@intel.com> Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
Diffstat (limited to 'net/nfc')
-rw-r--r--net/nfc/hci/core.c15
1 files changed, 10 insertions, 5 deletions
diff --git a/net/nfc/hci/core.c b/net/nfc/hci/core.c
index 1a009d554fd7..7d4fdbc06a98 100644
--- a/net/nfc/hci/core.c
+++ b/net/nfc/hci/core.c
@@ -717,12 +717,18 @@ void *nfc_hci_get_clientdata(struct nfc_hci_dev *hdev)
}
EXPORT_SYMBOL(nfc_hci_get_clientdata);
-void nfc_hci_driver_failure(struct nfc_hci_dev *hdev, int err)
+static void nfc_hci_failure(struct nfc_hci_dev *hdev, int err)
{
- /* TODO: lower layer has permanent failure.
+ /*
+ * TODO: lower layer has permanent failure.
* complete potential HCI command or send an empty tag discovered event
*/
}
+
+void nfc_hci_driver_failure(struct nfc_hci_dev *hdev, int err)
+{
+ nfc_hci_failure(hdev, err);
+}
EXPORT_SYMBOL(nfc_hci_driver_failure);
void nfc_hci_recv_frame(struct nfc_hci_dev *hdev, struct sk_buff *skb)
@@ -755,9 +761,8 @@ void nfc_hci_recv_frame(struct nfc_hci_dev *hdev, struct sk_buff *skb)
hcp_skb = nfc_alloc_recv_skb(NFC_HCI_HCP_PACKET_HEADER_LEN +
msg_len, GFP_KERNEL);
if (hcp_skb == NULL) {
- /* TODO ELa: cannot deliver HCP message. How to
- * propagate error up?
- */
+ nfc_hci_failure(hdev, -ENOMEM);
+ return;
}
*skb_put(hcp_skb, NFC_HCI_HCP_PACKET_HEADER_LEN) = pipe;