From 269b89373de9ff51775b1df081c26b8e4fd05842 Mon Sep 17 00:00:00 2001
From: iceman1001 <iceman@iuse.se>
Date: Mon, 21 Aug 2017 17:18:24 +0200
Subject: [PATCH] chg:  testing another loop style

---
 armsrc/iso14443a.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/armsrc/iso14443a.c b/armsrc/iso14443a.c
index 6a4981f4e..3f6dc4de4 100644
--- a/armsrc/iso14443a.c
+++ b/armsrc/iso14443a.c
@@ -146,7 +146,6 @@ void iso14a_set_ATS_timeout(uint8_t *ats) {
 
 //-----------------------------------------------------------------------------
 // Generate the parity value for a byte sequence
-//
 //-----------------------------------------------------------------------------
 void GetParity(const uint8_t *pbtCmd, uint16_t iLen, uint8_t *par) {
 	uint16_t paritybit_cnt = 0;
@@ -777,11 +776,9 @@ int GetIso14443aCommandFromReader(uint8_t *received, uint8_t *parity, int *len)
 	// clear RXRDY:
     uint8_t b = (uint8_t)AT91C_BASE_SSC->SSC_RHR;
 
-    for(;;) {
+    while (!BUTTON_PRESS()) {
         WDT_HIT();
 
-        if(BUTTON_PRESS()) return false;
-		
         if(AT91C_BASE_SSC->SSC_SR & (AT91C_SSC_RXRDY)) {
             b = (uint8_t)AT91C_BASE_SSC->SSC_RHR;
 			if(MillerDecoding(b, 0)) {
@@ -790,6 +787,7 @@ int GetIso14443aCommandFromReader(uint8_t *received, uint8_t *parity, int *len)
 			}
  		}
     }
+	return false;
 }
 
 bool prepare_tag_modulation(tag_response_info_t* response_info, size_t max_buffer_size) {