From e001098699b87e139925f3fc2eebe7227c8829c7 Mon Sep 17 00:00:00 2001
From: Vincent Coubard <vincent.coubard@arm.com>
Date: Wed, 27 Jan 2021 11:35:33 +0000
Subject: [PATCH] BLE: Fix out of range memory access in trace helper.

---
 connectivity/FEATURE_BLE/source/common/ble_trace_helpers.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/connectivity/FEATURE_BLE/source/common/ble_trace_helpers.h b/connectivity/FEATURE_BLE/source/common/ble_trace_helpers.h
index 82899c4dcf..b1eec07cad 100644
--- a/connectivity/FEATURE_BLE/source/common/ble_trace_helpers.h
+++ b/connectivity/FEATURE_BLE/source/common/ble_trace_helpers.h
@@ -56,10 +56,10 @@ static inline char* to_string(const UUID& uuid)
     static char string_buffer[Row_Count][UUID::LENGTH_OF_LONG_UUID + /* Number of hyphen delimiters =*/ 4];
     static uint8_t idx = 0;
 
+    ++idx;
+
     if (idx == Row_Count) {
         idx= 0;
-    } else {
-        idx++;
     }
 
     char* p1  = (char *)Buffer + Length - 1;