Rollup merge of #89789 - jkugelman:must-use-thread-builder, r=joshtriplett

[rust.git] / src / tools / clippy / clippy_lints / src / eta_reduction.rs

diff --git a/src/tools/clippy/clippy_lints/src/eta_reduction.rs b/src/tools/clippy/clippy_lints/src/eta_reduction.rs
index 9df92cc5b640667faf06c1f63dcf3b3b634d7541..765a6c7585a20a6ee3b5f4d09bd6f5b0319396ab 100644 (file)
--- a/src/tools/clippy/clippy_lints/src/eta_reduction.rs
+++ b/src/tools/clippy/clippy_lints/src/eta_reduction.rs
@@ -116,7 +116,7 @@ fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) {
                     if let Some(mut snippet) = snippet_opt(cx, callee.span) {
                         if_chain! {
                             if let ty::Closure(_, substs) = callee_ty.peel_refs().kind();
-                            if let ClosureKind::FnMut = substs.as_closure().kind();
+                            if substs.as_closure().kind() == ClosureKind::FnMut;
                             if get_enclosing_loop_or_closure(cx.tcx, expr).is_some()
                                 || UsedAfterExprVisitor::is_found(cx, callee);