From 10e28291236f3de530ad12c06874bbef1ecd3492 Mon Sep 17 00:00:00 2001
From: iceman1001 <iceman@iuse.se>
Date: Thu, 28 Jan 2021 14:11:33 +0100
Subject: [PATCH] cppchecker fix UID might be NULL

---
 client/src/cmdhf15.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/client/src/cmdhf15.c b/client/src/cmdhf15.c
index 3eebbce74..04ffbae45 100644
--- a/client/src/cmdhf15.c
+++ b/client/src/cmdhf15.c
@@ -459,6 +459,10 @@ static int nxp_15693_print_signature(uint8_t *uid, uint8_t *signature) {
 // uid[8] tag uid
 // returns description of the best match
 static const char *getTagInfo_15(uint8_t *uid) {
+    if (uid == NULL) {
+        return "";
+    }
+
     uint64_t myuid, mask;
     int i = 0, best = -1;
     memcpy(&myuid, uid, sizeof(uint64_t));