Fix NPE when unexpected network drop

Fix #839
2018-12-09 03:28:28 -05:00 · 2018-12-09 03:28:28 -05:00 · fd4a27dbf2
commit fd4a27dbf2
parent 9c63e31da6
1 changed files with 4 additions and 0 deletions
--- a/app/src/full/java/com/topjohnwu/magisk/asyncs/UpdateRepos.java
+++ b/app/src/full/java/com/topjohnwu/magisk/asyncs/UpdateRepos.java
@ -92,6 +92,10 @@ public class UpdateRepos {
                req.addHeaders(Const.Key.IF_NONE_MATCH, etag);
        }
        ANResponse<JSONArray> res = req.build().executeForJSONArray();
+        // Network drop
+        if (res.getOkHttpResponse() == null)
+            return false;
+        // JSON not updated
        if (res.getOkHttpResponse().code() == HttpURLConnection.HTTP_NOT_MODIFIED)
            return false;
        // Current page is the last page