diff --git a/src/hb-set.hh b/src/hb-set.hh
index 81cd2b524..b6e2086a2 100644
--- a/src/hb-set.hh
+++ b/src/hb-set.hh
@@ -544,7 +544,6 @@ struct hb_set_t
   void process (const Op& op, const hb_set_t *other)
   {
     if (unlikely (!successful)) return;
-    if (unlikely (!other->successful)) return;
 
     dirty ();
 
diff --git a/test/fuzzing/fonts/clusterfuzz-testcase-minimized-hb-subset-fuzzer-5345734743031808 b/test/fuzzing/fonts/clusterfuzz-testcase-minimized-hb-subset-fuzzer-5345734743031808
deleted file mode 100644
index 193cf8958..000000000
Binary files a/test/fuzzing/fonts/clusterfuzz-testcase-minimized-hb-subset-fuzzer-5345734743031808 and /dev/null differ