diff --git a/tools/fuzz/x86_instruction_emulator/afl-harness.c b/tools/fuzz/x86_instruction_emulator/afl-harness.c
index 154869336a..b4d15451b5 100644
--- a/tools/fuzz/x86_instruction_emulator/afl-harness.c
+++ b/tools/fuzz/x86_instruction_emulator/afl-harness.c
@@ -97,6 +97,8 @@ int main(int argc, char **argv)
             fclose(fp);
             fp = NULL;
         }
+        else
+            clearerr(fp);
 
         LLVMFuzzerTestOneInput(input, size);
     }