clippy: Resolve match_ref_pats

TEST=bin/clippy

Change-Id: I3eceba7418992d453dea9f429d45e4e2a72740fc
Reviewed-on: https://chromium-review.googlesource.com/1566742
Commit-Ready: David Tolnay <dtolnay@chromium.org>
Tested-by: David Tolnay <dtolnay@chromium.org>
Tested-by: kokoro <noreply+kokoro@google.com>
Reviewed-by: Daniel Verkamp <dverkamp@chromium.org>

1 files changed, 4 insertions, 4 deletions

diff --git a/src/plugin/vcpu.rs b/src/plugin/vcpu.rs
index 307e1a0..70e5e9b 100644
--- a/src/plugin/vcpu.rs
+++ b/src/plugin/vcpu.rs
@@ -243,21 +243,21 @@ enum VcpuRunData<'a> {
 impl<'a> VcpuRunData<'a> {
     fn is_write(&self) -> bool {
         match self {
-            &VcpuRunData::Write(_) => true,
+            VcpuRunData::Write(_) => true,
             _ => false,
         }
     }
 
     fn as_slice(&self) -> &[u8] {
         match self {
-            &VcpuRunData::Read(ref s) => s,
-            &VcpuRunData::Write(ref s) => s,
+            VcpuRunData::Read(s) => s,
+            VcpuRunData::Write(s) => s,
         }
     }
 
     fn copy_from_slice(&mut self, data: &[u8]) {
         match self {
-            &mut VcpuRunData::Read(ref mut s) => {
+            VcpuRunData::Read(s) => {
                 let copy_size = min(s.len(), data.len());
                 s.copy_from_slice(&data[..copy_size]);
             }