diff --git a/src/copies.rs b/src/copies.rs
index 84324dffc85..525c7b7a6fd 100644
--- a/src/copies.rs
+++ b/src/copies.rs
@@ -54,15 +54,10 @@ fn check_expr(&mut self, cx: &LateContext, expr: &Expr) {
 /// Implementation of `IF_SAME_THEN_ELSE`.
 fn lint_same_then_else(cx: &LateContext, expr: &Expr) {
     if let ExprIf(_, ref then_block, Some(ref else_expr)) = expr.node {
-        let must_lint = if let ExprBlock(ref else_block) = else_expr.node {
-            is_block_equal(cx, &then_block, &else_block, false)
-        }
-        else {
-            false
-        };
-
-        if must_lint {
-            span_lint(cx, IF_SAME_THEN_ELSE, expr.span, "this if has the same then and else blocks");
+        if let ExprBlock(ref else_block) = else_expr.node {
+            if is_block_equal(cx, &then_block, &else_block, false) {
+                span_lint(cx, IF_SAME_THEN_ELSE, expr.span, "this if has the same then and else blocks");
+            }
         }
     }
 }