diff --git a/paddle/fluid/memory/buffer.h b/paddle/fluid/memory/buffer.h
index e29ade18adc9ac0c1f0b76e47057cb5154d0f628..8418970eade9a5e89a9a93cd751ae6160a483d06 100644
--- a/paddle/fluid/memory/buffer.h
+++ b/paddle/fluid/memory/buffer.h
@@ -50,7 +50,7 @@ class Buffer {
         allocation_ && allocation_->size() > 0 ? allocation_->ptr() : nullptr);
   }
 
-  size_t Size() const { return allocation_ ? 0 : allocation_->size(); }
+  size_t Size() const { return allocation_ ? allocation_->size() : 0; }
 
   platform::Place GetPlace() const { return place_; }
 
diff --git a/paddle/phi/kernels/funcs/squared_l2_norm.h b/paddle/phi/kernels/funcs/squared_l2_norm.h
index 21deecd5a746ca64276a5692d54c6e53e2f0f1f2..13aa430c623f5f6bbeb5390676fa28e530061ffe 100644
--- a/paddle/phi/kernels/funcs/squared_l2_norm.h
+++ b/paddle/phi/kernels/funcs/squared_l2_norm.h
@@ -82,7 +82,8 @@ void SquaredL2Norm(const phi::GPUContext& ctx,
                                                          y,
                                                          numel,
                                                          cub::Sum(),
-                                                         static_cast<T2>(0)));
+                                                         static_cast<T2>(0),
+                                                         stream));
   }
 }
 #endif