From 0641ada091dbcf03e1992798bddf4c28bb358de6 Mon Sep 17 00:00:00 2001
From: iceman1001 <iceman@iuse.se>
Date: Fri, 21 Aug 2020 14:50:14 +0200
Subject: [PATCH] since t55xx chkpwd uses EM for pwd storage

---
 armsrc/lfsampling.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/armsrc/lfsampling.c b/armsrc/lfsampling.c
index cd93e63d7..a1747fd03 100644
--- a/armsrc/lfsampling.c
+++ b/armsrc/lfsampling.c
@@ -127,7 +127,7 @@ void initSampleBufferEx(uint32_t *sample_size, bool use_malloc) {
         Dbprintf("initSampleBufferEx, param NULL");
         return;
     }
-    BigBuf_free();
+    BigBuf_free_keep_EM();
 
     // We can't erase the buffer now, it would drastically delay the acquisition
     if (use_malloc) {