Don't pass &mut where immutable reference (&) is sufficient (clippy::unnecessary_mut_passed)

1 files changed, 4 insertions, 4 deletions

diff --git a/src/librustc_mir/dataflow/generic/visitor.rs b/src/librustc_mir/dataflow/generic/visitor.rs
index 5bad8c61a0c..6e1513bcd1d 100644
--- a/src/librustc_mir/dataflow/generic/visitor.rs
+++ b/src/librustc_mir/dataflow/generic/visitor.rs
@@ -22,20 +22,20 @@ pub fn visit_results<F>(
             let loc = Location { block, statement_index };
 
             results.reconstruct_before_statement_effect(&mut state, stmt, loc);
-            vis.visit_statement(&mut state, stmt, loc);
+            vis.visit_statement(&state, stmt, loc);
 
             results.reconstruct_statement_effect(&mut state, stmt, loc);
-            vis.visit_statement_exit(&mut state, stmt, loc);
+            vis.visit_statement_exit(&state, stmt, loc);
         }
 
         let loc = body.terminator_loc(block);
         let term = block_data.terminator();
 
         results.reconstruct_before_terminator_effect(&mut state, term, loc);
-        vis.visit_terminator(&mut state, term, loc);
+        vis.visit_terminator(&state, term, loc);
 
         results.reconstruct_terminator_effect(&mut state, term, loc);
-        vis.visit_terminator_exit(&mut state, term, loc);
+        vis.visit_terminator_exit(&state, term, loc);
     }
 }