crimson/common: specialize errorator<> for future<>

otherwise it always needs a return value.

Signed-off-by: Kefu Chai <kchai@redhat.com>

diff --git a/src/crimson/common/errorator.h b/src/crimson/common/errorator.h
index 258124b50945579fdd867f472c876d25dd65a643..4a0f56a87d9bf56610e944fd2c21e1c33039446c 100644 (file)
--- a/src/crimson/common/errorator.h
+++ b/src/crimson/common/errorator.h
@@ -1065,8 +1065,8 @@ private:
 template <>
 class errorator<> {
 public:
-  template <class ValueT>
-  using future = ::seastar::future<ValueT>;
+  template <class ValueT=void>
+  using future = ::seastar::futurize_t<ValueT>;
 
   template <class T>
   using futurize = ::seastar::futurize<T>;