From 70d4b266990aad3715f16c94d8db10a600359127 Mon Sep 17 00:00:00 2001
From: Johan Hedberg <johan.hedberg@intel.com>
Date: Wed, 9 Oct 2013 16:06:35 +0200
Subject: [PATCH] monitor: Allow zero-length hex fields with print_hex_field()

---
 monitor/l2cap.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/monitor/l2cap.c b/monitor/l2cap.c
index 2e49e32be..666f4467d 100644
--- a/monitor/l2cap.c
+++ b/monitor/l2cap.c
@@ -1626,6 +1626,8 @@ static void print_hex_field(const char *label, const uint8_t *data,
 	char str[len * 2 + 1];
 	uint8_t i;
 
+	str[0] = '\0';
+
 	for (i = 0; i < len; i++)
 		sprintf(str + (i * 2), "%2.2x", data[i]);
 
-- 
2.47.3