[niepce/lr-import: 19/20] Fix some clippy warnings

[Hubert Figuière <hub src gnome org>]

commit d0796087d48e015b71f2095a01e8b3a9a49990f4
Author: Hubert Figuière <hub figuiere net>
Date:   Tue Dec 14 23:03:52 2021 -0500

    Fix some clippy warnings

 crates/npc-engine/src/importer/lrimporter.rs | 6 +++---
 crates/npc-fwk/src/capi.rs                   | 2 +-
 2 files changed, 4 insertions(+), 4 deletions(-)
---
diff --git a/crates/npc-engine/src/importer/lrimporter.rs b/crates/npc-engine/src/importer/lrimporter.rs
index 7db02e1..38234ae 100644
--- a/crates/npc-engine/src/importer/lrimporter.rs
+++ b/crates/npc-engine/src/importer/lrimporter.rs
@@ -92,10 +92,10 @@ impl LrImporter {
         if let Some(images) = images {
             dbg_out!("Has images");
             images.iter().for_each(|id| {
-                self.image_map.get(&id).map(|npc_image_id| {
+                if let Some(npc_image_id) = self.image_map.get(&id) {
                     dbg_out!("adding {} to album {}", npc_image_id, nid);
                     libclient.add_to_album(*npc_image_id, nid);
-                });
+                }
             });
         }
     }
@@ -103,7 +103,7 @@ impl LrImporter {
     fn populate_bundle(file: &LibraryFile, folder_path: &str, bundle: &mut FileBundle) {
         let mut xmp_file: Option<String> = None;
         let mut jpeg_file: Option<String> = None;
-        let sidecar_exts = file.sidecar_extensions.split(",");
+        let sidecar_exts = file.sidecar_extensions.split(',');
         sidecar_exts.for_each(|ext| {
             if !ext.is_empty() {
                 return;
diff --git a/crates/npc-fwk/src/capi.rs b/crates/npc-fwk/src/capi.rs
index 207f684..aeda373 100644
--- a/crates/npc-fwk/src/capi.rs
+++ b/crates/npc-fwk/src/capi.rs
@@ -26,5 +26,5 @@ use std::ffi::CString;
 /// Dereference the pointer
 #[no_mangle]
 pub unsafe extern "C" fn rust_cstring_delete(string: *mut c_char) {
-    CString::from_raw(string);
+    drop(CString::from_raw(string));
 }