From: Yousong Zhou <yszhou4tech@gmail.com>
Date: Tue, 16 Dec 2014 21:15:36 +0000 (+0800)
Subject: json_script: fix logic invert of handle_expr_not().
X-Git-Url: http://git.archive.openwrt.org/?p=project%2Flibubox.git;a=commitdiff_plain;h=13b5c1d4ca488575ee3dd4726b669f768fad8ffa

json_script: fix logic invert of handle_expr_not().

Signed-off-by: Yousong Zhou <yszhou4tech@gmail.com>
---

diff --git a/json_script.c b/json_script.c
index 6a17d3b..73c2502 100644
--- a/json_script.c
+++ b/json_script.c
@@ -333,12 +333,16 @@ static int handle_expr_or(struct json_call *call, struct blob_attr *expr)
 static int handle_expr_not(struct json_call *call, struct blob_attr *expr)
 {
 	struct blob_attr *tb[3];
+	int ret;
 
 	json_get_tuple(expr, tb, BLOBMSG_TYPE_ARRAY, 0);
 	if (!tb[1])
 		return -1;
 
-	return json_process_expr(call, tb[1]);
+	ret = json_process_expr(call, tb[1]);
+	if (ret < 0)
+		return ret;
+	return !ret;
 }
 
 static const struct json_handler expr[] = {