[librsvg] cargo-clippy: Remove redundant reference

[Federico Mena Quintero <federico src gnome org>]

commit 409ab58df287b8eaa1d274f701916638a530e290
Author: Federico Mena Quintero <federico gnome org>
Date:   Thu Feb 22 13:34:17 2018 -0600

    cargo-clippy: Remove redundant reference

 rust/src/length.rs | 2 +-
 rust/src/marker.rs | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/rust/src/length.rs b/rust/src/length.rs
index 119e1c90..8326e7f2 100644
--- a/rust/src/length.rs
+++ b/rust/src/length.rs
@@ -406,7 +406,7 @@ pub extern fn rsvg_parse_stroke_dasharray(string: *const libc::c_char) -> RsvgSt
         Ok(StrokeDasharray::Dasharray(ref v)) => RsvgStrokeDasharray {
             kind: RsvgStrokeDasharrayKind::Dashes,
             num_dashes: v.len(),
-            dashes: to_c_array(&v)
+            dashes: to_c_array(v)
         },
 
         Err(_) => RsvgStrokeDasharray {
diff --git a/rust/src/marker.rs b/rust/src/marker.rs
index 09d8b43e..528b3410 100644
--- a/rust/src/marker.rs
+++ b/rust/src/marker.rs
@@ -586,7 +586,7 @@ fn emit_marker_by_name (draw_ctx:       *const RsvgDrawingCtx,
 
     let name = unsafe { utf8_cstr(marker_name) };
 
-    let c_node = drawing_ctx::acquire_node_of_type (draw_ctx, &name, NodeType::Marker);
+    let c_node = drawing_ctx::acquire_node_of_type (draw_ctx, name, NodeType::Marker);
 
     if c_node.is_null () {
         return;