remove clone in manual_async_fn lint

[rust.git] / clippy_lints / src / manual_async_fn.rs

diff --git a/clippy_lints/src/manual_async_fn.rs b/clippy_lints/src/manual_async_fn.rs
index 7b3b450ef93e943fad6882126463f32a42617ebd..29439e52c48e1252fda7a8e275741ff127a413e6 100644 (file)
--- a/clippy_lints/src/manual_async_fn.rs
+++ b/clippy_lints/src/manual_async_fn.rs
@@ -69,7 +69,7 @@ fn check_fn(
                     |diag| {
                         if_chain! {
                             if let Some(header_snip) = snippet_opt(cx, header_span);
-                            if let Some(ret_pos) = position_before_rarrow(header_snip.clone());
+                            if let Some(ret_pos) = position_before_rarrow(&header_snip);
                             if let Some((ret_sugg, ret_snip)) = suggested_ret(cx, output);
                             then {
                                 let help = format!("make the function `async` and {}", ret_sugg);