Fix potential issues.

comfy/model_patcher.py

@@ -37,7 +37,7 @@ class ModelPatcher:
         return size
 
     def clone(self):
-        n = ModelPatcher(self.model, self.load_device, self.offload_device, self.size, self.current_device)
+        n = ModelPatcher(self.model, self.load_device, self.offload_device, self.size, self.current_device, weight_inplace_update=self.weight_inplace_update)
         n.patches = {}
         for k in self.patches:
             n.patches[k] = self.patches[k][:]

comfy/utils.py

@@ -258,7 +258,7 @@ def set_attr(obj, attr, value):
     for name in attrs[:-1]:
         obj = getattr(obj, name)
     prev = getattr(obj, attrs[-1])
-    setattr(obj, attrs[-1], torch.nn.Parameter(value))
+    setattr(obj, attrs[-1], torch.nn.Parameter(value, requires_grad=False))
     del prev
 
 def copy_to_param(obj, attr, value):