From 0ce03d9ab0084cd34f483b24e97ef0a92b11284b Mon Sep 17 00:00:00 2001
From: marshmellow42 <marshmellowrf@gmail.com>
Date: Sat, 23 May 2015 22:35:50 -0400
Subject: [PATCH] fix mfu dump getbigbuffer bug

Thanks @iceman1001 for catching my oops, and fixing it :)
---
 armsrc/mifarecmd.c | 2 +-
 client/cmdhfmfu.c  | 3 ++-
 2 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/armsrc/mifarecmd.c b/armsrc/mifarecmd.c
index 0586a25d..8355cd19 100644
--- a/armsrc/mifarecmd.c
+++ b/armsrc/mifarecmd.c
@@ -335,7 +335,7 @@ void MifareUReadCard(uint8_t arg0, uint16_t arg1, uint8_t arg2, uint8_t *datain)
 	if (MF_DBGLEVEL >= MF_DBG_EXTENDED) Dbprintf("Blocks read %d", countblocks);
 
 	countblocks *= 4;
-	cmd_send(CMD_ACK, 1, countblocks, countblocks, 0, 0);
+	cmd_send(CMD_ACK, 1, countblocks, BigBuf_max_traceLen(), 0, 0);
 	FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
 	LEDsoff();
 }
diff --git a/client/cmdhfmfu.c b/client/cmdhfmfu.c
index 07c379bc..19103298 100644
--- a/client/cmdhfmfu.c
+++ b/client/cmdhfmfu.c
@@ -1106,12 +1106,13 @@ int CmdHF14AMfUDump(const char *Cmd){
 		return 1;
 	}
 
+	uint32_t startindex = resp.arg[2];
 	uint32_t bufferSize = resp.arg[1];
 	if (bufferSize > sizeof(data)) {
 		PrintAndLog("Data exceeded Buffer size!");
 		bufferSize = sizeof(data);
 	}
-	GetFromBigBuf(data, bufferSize, 0);
+	GetFromBigBuf(data, bufferSize, startindex);
 	WaitForResponse(CMD_ACK,NULL);
 
 	Pages = bufferSize/4;
-- 
2.39.2