grn_table_cursor_open: add error check of grn_table_size()

groonga · Sep 12, 2018 · fbf7218 · fbf7218
1 parent 6a8b2b1
commit fbf7218
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/lib/db.c b/lib/db.c
@@ -2587,6 +2587,9 @@ grn_table_cursor_open(grn_ctx *ctx, grn_obj *table,
   if (!table) { return tc; }
   GRN_API_ENTER;
   table_size = grn_table_size(ctx, table);
+  if (ctx->rc != GRN_SUCCESS) {
+    GRN_API_RETURN(NULL);
+  }
   if (flags & GRN_CURSOR_PREFIX) {
     if (offset < 0) {
       ERR(GRN_TOO_SMALL_OFFSET,