NFC: Add modules alias for NFC sockets

Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
diff --git a/net/nfc/core.c b/net/nfc/core.c
index 00105e7..8382fbc 100644
--- a/net/nfc/core.c
+++ b/net/nfc/core.c
@@ -924,3 +924,4 @@
 MODULE_DESCRIPTION("NFC Core ver " VERSION);
 MODULE_VERSION(VERSION);
 MODULE_LICENSE("GPL");
+MODULE_ALIAS_NETPROTO(PF_NFC);