openpgp: Prefer consuming MessageStructure's to referencing them.

1 files changed, 3 insertions, 3 deletions

diff --git a/openpgp/examples/generate-sign-verify.rs b/openpgp/examples/generate-sign-verify.rs
index fa75ed6d..65202609 100644
--- a/openpgp/examples/generate-sign-verify.rs
+++ b/openpgp/examples/generate-sign-verify.rs
@@ -99,15 +99,15 @@ impl<'a> VerificationHelper for Helper<'a> {
         // policy.
 
         let mut good = false;
-        for (i, layer) in structure.iter().enumerate() {
+        for (i, layer) in structure.into_iter().enumerate() {
             match (i, layer) {
                 // First, we are interested in signatures over the
                 // data, i.e. level 0 signatures.
-                (0, MessageLayer::SignatureGroup { ref results }) => {
+                (0, MessageLayer::SignatureGroup { results }) => {
                     // Finally, given a VerificationResult, which only says
                     // whether the signature checks out mathematically, we apply
                     // our policy.
-                    match results.get(0) {
+                    match results.into_iter().next() {
                         Some(VerificationResult::GoodChecksum { .. }) =>
                             good = true,
                         Some(VerificationResult::NotAlive { .. }) =>