From: Luka Perkov <luka@openwrt.org>
Date: Fri, 4 Jan 2013 10:26:08 +0000 (+0100)
Subject: sanitize json_get_type function
X-Git-Url: https://git.archive.openwrt.org/?p=project%2Flibubox.git;a=commitdiff_plain;h=f1735cd94e55a3547254bd7d5f3c7c8cd79dac59

sanitize json_get_type function

Signed-off-by: Luka Perkov <luka@openwrt.org>
---

diff --git a/sh/jshn.sh b/sh/jshn.sh
index 70c3aa3..1c35711 100644
--- a/sh/jshn.sh
+++ b/sh/jshn.sh
@@ -197,7 +197,7 @@ json_get_type() {
 	local cur
 
 	_json_get_var cur JSON_CUR
-	local var="${JSON_PREFIX}TYPE_${cur}_$2"
+	local var="${JSON_PREFIX}TYPE_${cur}_${2//[^a-zA-Z0-9_]/_}"
 	eval "export -- \"$dest=\${$var}\"; [ -n \"\${$var+x}\" ]"
 }