From f2c264d4ae88fab8317190fe7eb7d6eafbbe6832 Mon Sep 17 00:00:00 2001
From: Philippe Teuwen <yobibe@gmail.com>
Date: Sat, 18 Feb 2017 17:29:57 +0100
Subject: [PATCH] pn53x: avoid warning about uninitialized value (false
 positive)

pn53x.c:1746:15: warning: Function call argument is an uninitialized value
    *cycles = __pn53x_get_timer(pnd, pbtTxRaw[szTx + 1]);
              ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
---
 libnfc/chips/pn53x.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libnfc/chips/pn53x.c b/libnfc/chips/pn53x.c
index f48fd48..db7f741 100644
--- a/libnfc/chips/pn53x.c
+++ b/libnfc/chips/pn53x.c
@@ -1733,7 +1733,7 @@ pn53x_initiator_transceive_bytes_timed(struct nfc_device *pnd, const uint8_t *pb
   if (pnd->bCrc) {
     // We've to compute CRC ourselves to know last byte actually sent
     uint8_t *pbtTxRaw;
-    pbtTxRaw = (uint8_t *) malloc(szTx + 2);
+    pbtTxRaw = (uint8_t *) calloc(szTx + 2, 1);
     if (!pbtTxRaw)
       return NFC_ESOFT;
     memcpy(pbtTxRaw, pbtTx, szTx);