From 7c5d2b30815b5ff0b6bce35c1e486b3c17cce55b Mon Sep 17 00:00:00 2001
From: Felix Fietkau <nbd@openwrt.org>
Date: Fri, 21 Jun 2013 17:06:34 +0200
Subject: [PATCH] blobmsg_json: fix \u escaping for control characters

Signed-off-by: Felix Fietkau <nbd@openwrt.org>
---
 blobmsg_json.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/blobmsg_json.c b/blobmsg_json.c
index 7a4ab7b..7e6fca4 100644
--- a/blobmsg_json.c
+++ b/blobmsg_json.c
@@ -193,7 +193,7 @@ static void blobmsg_format_string(struct strbuf *s, const char *str)
 
 		if (escape == 'u') {
 			sprintf(buf + 4, "%02x", (unsigned char) *p);
-			len = 4;
+			len = 6;
 		} else {
 			len = 2;
 		}