From 224ffa75f040995b9536da7ebe488d625c2285c2 Mon Sep 17 00:00:00 2001
From: goatbar <goatbar@f0d54148-0727-0410-94bb-9a71ac55c965>
Date: Tue, 8 Aug 2017 15:10:27 +0000
Subject: [PATCH] libjson: Clip to INT32_MIN for json_type_double in
 json_object_get_int().

https://github.com/json-c/json-c/pull/346
Follow on to r39758.
Found by autofuzz.

git-svn-id: https://svn.osgeo.org/gdal/trunk/gdal@39777 f0d54148-0727-0410-94bb-9a71ac55c965
---
 ogr/ogrsf_frmts/geojson/libjson/json_object.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/ogr/ogrsf_frmts/geojson/libjson/json_object.c b/ogr/ogrsf_frmts/geojson/libjson/json_object.c
index d60dc2b8f2..4f98a5fe40 100644
--- a/ogr/ogrsf_frmts/geojson/libjson/json_object.c
+++ b/ogr/ogrsf_frmts/geojson/libjson/json_object.c
@@ -517,6 +517,8 @@ int32_t json_object_get_int(struct json_object *jso)
 	else
 		return (int32_t)cint64;
   case json_type_double:
+    if (jso->o.c_double <= INT32_MIN)
+      return INT32_MIN;
     if (jso->o.c_double >= INT32_MAX)
       return INT32_MAX;
     return (int32_t)jso->o.c_double;