From 829e0c495f83939a795c527fcf713fb12244ce8d Mon Sep 17 00:00:00 2001
From: hpi1 <hpi1@anonymous.org>
Date: Tue, 2 Jul 2019 11:21:14 +0300
Subject: [PATCH] Check for NULL

---
 src/examples/bd_info.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/examples/bd_info.c b/src/examples/bd_info.c
index 3ca2ada1..d435e1f0 100644
--- a/src/examples/bd_info.c
+++ b/src/examples/bd_info.c
@@ -52,6 +52,8 @@ static const char *_hex2str(const uint8_t *data, size_t len)
     size_t i;
 
     str = (char*)realloc(str, 2*len + 1);
+    if (!str)
+        return "";
     *str = 0;
 
     for (i = 0; i < len; i++) {