Fixed JSON parsing (#8426)

* Fixed an issue with the internal JSON parser which made it fail to parse ACLK challenge/response related payloads

1 files changed, 2 insertions, 1 deletions

diff --git a/aclk/aclk_lws_https_client.c b/aclk/aclk_lws_https_client.c
index c07e185baa..f22d425d22 100644
--- a/aclk/aclk_lws_https_client.c
+++ b/aclk/aclk_lws_https_client.c
@@ -35,9 +35,10 @@ static int simple_https_client_callback(struct lws *wsi, enum lws_callback_reaso
             return -1;
         }
         ptr = perconn_data->data;
-        n = perconn_data->data_size;
+        n = perconn_data->data_size - 1;
         if (lws_http_client_read(wsi, &ptr, &n) < 0)
             return -1;
+        ptr[n] = '\0';
         return 0;
     case LWS_CALLBACK_WSI_DESTROY:
         debug(D_ACLK, "LWS_CALLBACK_WSI_DESTROY");