NFC: Add an shdlc llc module to llc core

This is used by HCI drivers such as the one for the pn544 which require
communications between HCI and the chip to use shdlc.

Signed-off-by: Eric Lapuyade <eric.lapuyade@intel.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>

1 files changed, 15 insertions, 1 deletions

diff --git a/net/nfc/hci/llc.c b/net/nfc/hci/llc.c
index 32002e5339c..bd11b0f7658 100644
--- a/net/nfc/hci/llc.c
+++ b/net/nfc/hci/llc.c
@@ -26,9 +26,23 @@ static struct list_head llc_engines;
 
 int nfc_llc_init(void)
 {
+	int r;
+
 	INIT_LIST_HEAD(&llc_engines);
 
-	return nfc_llc_nop_register();
+	r = nfc_llc_nop_register();
+	if (r)
+		goto exit;
+
+	r = nfc_llc_shdlc_register();
+	if (r)
+		goto exit;
+
+	return 0;
+
+exit:
+	nfc_llc_exit();
+	return r;
 }
 EXPORT_SYMBOL(nfc_llc_init);