Simplify cast_ptr_alignment pointer::casr case

Author: rail-rain

clippy_lints/src/types.rs

@@ -1691,20 +1691,18 @@ impl<'tcx> LateLintPass<'tcx> for Casts {
 
             lint_cast_ptr_alignment(cx, expr, cast_from, cast_to);
         } else if let ExprKind::MethodCall(method_path, _, args, _) = expr.kind {
-            if method_path.ident.name != sym!(cast) {
-                return;
-            }
             if_chain! {
-                if let Some(generic_args) = method_path.args;
-                if let [GenericArg::Type(cast_to)] = generic_args.args;
-                // There probably is no obvious reason to do this, just to be consistent with `as` cases.
-                if is_hir_ty_cfg_dependant(cx, cast_to);
-                then {
-                    return;
-                }
+            if method_path.ident.name == sym!(cast);
+            if let Some(generic_args) = method_path.args;
+            if let [GenericArg::Type(cast_to)] = generic_args.args;
+            // There probably is no obvious reason to do this, just to be consistent with `as` cases.
+            if !is_hir_ty_cfg_dependant(cx, cast_to);
+            then {
+                let (cast_from, cast_to) =
+                    (cx.typeck_results().expr_ty(&args[0]), cx.typeck_results().expr_ty(expr));
+                lint_cast_ptr_alignment(cx, expr, cast_from, cast_to);
+            }
             }
-            let (cast_from, cast_to) = (cx.typeck_results().expr_ty(&args[0]), cx.typeck_results().expr_ty(expr));
-            lint_cast_ptr_alignment(cx, expr, cast_from, cast_to);
         }
     }
 }