From b7f590acc8f322066d9e02d8c74b299e8f576f52 Mon Sep 17 00:00:00 2001
From: Romuald Conty <romuald@libnfc.org>
Date: Tue, 28 Jan 2014 10:40:18 +0100
Subject: [PATCH] Set correctly last_error when running
 pn53x_initiator_target_is_present()

---
 libnfc/chips/pn53x.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/libnfc/chips/pn53x.c b/libnfc/chips/pn53x.c
index 56679ea..0631322 100644
--- a/libnfc/chips/pn53x.c
+++ b/libnfc/chips/pn53x.c
@@ -1730,12 +1730,12 @@ pn53x_initiator_target_is_present(struct nfc_device *pnd, const nfc_target *pnt)
 {
   // Check if there is a saved target
   if (CHIP_DATA(pnd)->current_target == NULL) {
-     return NFC_ETGRELEASED;
+     return pnd->last_error = NFC_ETGRELEASED;
   }
 
   // Check if the argument target nt is equals to current saved target
   if ((pnt != NULL) && (!pn53x_current_target_is(pnd, pnt))) {
-    return NFC_ETGRELEASED;
+     return pnd->last_error = NFC_ETGRELEASED;
   }
 
   // Send Card Presence command
@@ -1749,12 +1749,12 @@ pn53x_initiator_target_is_present(struct nfc_device *pnd, const nfc_target *pnt)
   if ((res = pn53x_transceive(pnd, abtCmd, sizeof(abtCmd), abtRx, sizeof(abtRx), 700)) < 0)
     return res;
   if (res == 1) {
-    return NFC_SUCCESS;
+     return pnd->last_error = NFC_SUCCESS;
   }
 
   // Target is not reachable anymore
   pn53x_current_target_free(pnd);
-  return NFC_ETGRELEASED;
+   return pnd->last_error = NFC_ETGRELEASED;
 }
 
 #define SAK_ISO14443_4_COMPLIANT 0x20