From 0f96bcff0570936c3a6c480214784240a9787cfe Mon Sep 17 00:00:00 2001
From: iceman1001 <iceman@iuse.se>
Date: Sat, 3 Sep 2022 10:31:08 +0200
Subject: [PATCH] CID 398740,  init a struct

---
 client/src/cmdhficlass.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/client/src/cmdhficlass.c b/client/src/cmdhficlass.c
index e920f9f5d..b4c9d934b 100644
--- a/client/src/cmdhficlass.c
+++ b/client/src/cmdhficlass.c
@@ -664,14 +664,15 @@ static int CmdHFiClassSniff(const char *Cmd) {
         PrintAndLogEx(INFO, "Sniff with jam of iCLASS e-purse updates...");
     }
 
-    const uint8_t update_epurse_sequence[2] = {0x87, 0x02};
-
     struct {
         uint8_t jam_search_len;
         uint8_t jam_search_string[2];
     } PACKED payload;
 
+    memset(&payload, 0, sizeof(payload));
+
     if (jam_epurse_update) {
+        const uint8_t update_epurse_sequence[2] = {0x87, 0x02};
         payload.jam_search_len = sizeof(update_epurse_sequence);
         memcpy(payload.jam_search_string, update_epurse_sequence, sizeof(payload.jam_search_string));
     }