From: Lennart Poettering <lennart@poettering.net>
Date: Fri, 4 Jan 2019 12:24:18 +0000 (+0100)
Subject: json: handle NULL explicitly in json_variant_has_type()
X-Git-Tag: v241-rc1~107^2~1
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=f8c186c9ece5c1c0b89abf52f058efb0ed37e0cb;p=thirdparty%2Fsystemd.git

json: handle NULL explicitly in json_variant_has_type()
---

diff --git a/src/shared/json.c b/src/shared/json.c
index 01faf4037be..3786ff12b84 100644
--- a/src/shared/json.c
+++ b/src/shared/json.c
@@ -979,6 +979,8 @@ bool json_variant_has_type(JsonVariant *v, JsonVariantType type) {
         JsonVariantType rt;
 
         v = json_variant_dereference(v);
+        if (!v)
+                return false;
 
         rt = json_variant_type(v);
         if (rt == type)