curl_json plugin: Restore struct when handling error.

diff --git a/src/curl_json.c b/src/curl_json.c
index e34f90a..0cf72ac 100644 (file)
--- a/src/curl_json.c
+++ b/src/curl_json.c
@@ -764,6 +764,7 @@ static int cj_curl_perform (cj_t *db, CURL *curl) /* {{{ */
   if (db->yajl == NULL)
   {
     ERROR ("curl_json plugin: yajl_alloc failed.");
+    db->yajl = yprev;
     return (-1);
   }