clippy: Fix latest nightly lints

Signed-off-by: Dave Tucker <dave@dtucker.co.uk>

aya-gen/src/generate.rs

@@ -150,7 +150,7 @@ mod test {
     use super::{combine_flags, extract_ctypes_prefix};
 
     fn to_vec(s: &str) -> Vec<String> {
-        s.split(" ").map(|x| x.into()).collect()
+        s.split(' ').map(|x| x.into()).collect()
     }
 
     #[test]

aya/src/maps/map_lock.rs

@@ -62,7 +62,7 @@ impl Deref for MapRef {
     type Target = Map;
 
     fn deref(&self) -> &Map {
-        &*self.guard
+        &self.guard
     }
 }
 
@@ -70,12 +70,12 @@ impl Deref for MapRefMut {
     type Target = Map;
 
     fn deref(&self) -> &Map {
-        &*self.guard
+        &self.guard
     }
 }
 
 impl DerefMut for MapRefMut {
     fn deref_mut(&mut self) -> &mut Map {
-        &mut *self.guard
+        &mut self.guard
     }
 }

aya/src/obj/btf/types.rs

@@ -602,8 +602,8 @@ pub(crate) fn fields_are_compatible(
                 let flavorless_name =
                     |name: &str| name.split_once("___").map_or(name, |x| x.0).to_string();
 
-                let local_name = flavorless_name(&*local_btf.type_name(local_ty)?.unwrap());
-                let target_name = flavorless_name(&*target_btf.type_name(target_ty)?.unwrap());
+                let local_name = flavorless_name(&local_btf.type_name(local_ty)?.unwrap());
+                let target_name = flavorless_name(&target_btf.type_name(target_ty)?.unwrap());
 
                 return Ok(local_name == target_name);
             }

aya/src/obj/mod.rs

@@ -635,21 +635,13 @@ impl Object {
                     let section_size_bytes = sym.size as u32 / INS_SIZE as u32;
 
                     let mut func_info = btf_ext.func_info.get(section.name);
-                    func_info.func_info = func_info
-                        .func_info
-                        .into_iter()
-                        .filter(|f| f.insn_off == bytes_offset)
-                        .collect();
+                    func_info.func_info.retain(|f| f.insn_off == bytes_offset);
 
                     let mut line_info = btf_ext.line_info.get(section.name);
-                    line_info.line_info = line_info
-                        .line_info
-                        .into_iter()
-                        .filter(|l| {
-                            l.insn_off >= bytes_offset
-                                && l.insn_off < (bytes_offset + section_size_bytes) as u32
-                        })
-                        .collect();
+                    line_info.line_info.retain(|l| {
+                        l.insn_off >= bytes_offset
+                            && l.insn_off < (bytes_offset + section_size_bytes) as u32
+                    });
 
                     (
                         func_info,
@@ -1401,7 +1393,7 @@ mod tests {
         assert!(obj.maps.get("foo").is_some());
         assert!(obj.maps.get("bar").is_some());
         assert!(obj.maps.get("baz").is_some());
-        for (_, m) in &obj.maps {
+        for m in obj.maps.values() {
             assert_eq!(&m.def, def);
         }
     }