NFC: Add function name to the NFC pr_fmt() routine

Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/net/nfc/nci/core.c b/net/nfc/nci/core.c
index c55f233..2deb4ae 100644
--- a/net/nfc/nci/core.c
+++ b/net/nfc/nci/core.c
@@ -25,7 +25,7 @@
  *
  */
 
-#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
+#define pr_fmt(fmt) KBUILD_MODNAME ": %s: " fmt, __func__
 
 #include <linux/types.h>
 #include <linux/workqueue.h>