Do not reinitialize existing base wasm. (#10)

Signed-off-by: John Plevyak <[email protected]>

Author: jplevyak

src/wasm.cc

@@ -458,10 +458,10 @@ std::shared_ptr<WasmHandleBase> createWasm(std::string vm_key, std::string code,
         base_wasms->erase(it);
       }
     }
-    if (!wasm) {
-      wasm = factory(vm_key);
-      (*base_wasms)[vm_key] = wasm;
-    }
+    if (wasm)
+      return wasm;
+    wasm = factory(vm_key);
+    (*base_wasms)[vm_key] = wasm;
   }
 
   if (!wasm->wasm()->initialize(code, allow_precompiled)) {