Remove redundant cast. clion tricked me.

1 files changed, 2 insertions, 2 deletions

diff --git a/searchlib/src/vespa/searchlib/attribute/attribute_operation.cpp b/searchlib/src/vespa/searchlib/attribute/attribute_operation.cpp
index 91d56d78779..24e130df143 100644
--- a/searchlib/src/vespa/searchlib/attribute/attribute_operation.cpp
+++ b/searchlib/src/vespa/searchlib/attribute/attribute_operation.cpp
@@ -96,7 +96,7 @@ struct UpdateFast {
     void operator()(uint32_t docid) { attr->set(docid, op(attr->getFast(docid))); }
     bool valid() const {
         return (attr != nullptr) &&
-               (dynamic_cast<const AttributeVector &>(*attr).getConfig().isMutable()); }
+               (attr->getConfig().isMutable()); }
 };
 
 template <typename OP>
@@ -338,4 +338,4 @@ AttributeOperation::create(BasicType, const vespalib::string &, FullResult);
 
 }
 
-template class vespalib::Array<search::RankedHit>;
\ No newline at end of file
+template class vespalib::Array<search::RankedHit>;