diff --git a/src/unlock_notify.rs b/src/unlock_notify.rs
index 491815c..b11c432 100644
--- a/src/unlock_notify.rs
+++ b/src/unlock_notify.rs
@@ -28,12 +28,11 @@ impl UnlockNotification {
         self.cond.notify_one();
     }
 
-    fn wait(&mut self) -> bool {
+    fn wait(&mut self) {
         let mut fired = self.mutex.lock().unwrap();
         while !*fired {
             fired = self.cond.wait(fired).unwrap();
         }
-        *fired
     }
 }
 
@@ -50,10 +49,10 @@ unsafe extern "C" fn unlock_notify_cb(ap_arg: *mut *mut c_void, n_arg: c_int) {
 
 #[cfg(feature = "unlock_notify")]
 pub fn is_locked(db: *mut ffi::sqlite3, rc: c_int) -> bool {
-    return rc == ffi::SQLITE_LOCKED_SHAREDCACHE || (rc & 0xFF) == ffi::SQLITE_LOCKED && unsafe {
+    rc == ffi::SQLITE_LOCKED_SHAREDCACHE || (rc & 0xFF) == ffi::SQLITE_LOCKED && unsafe {
         ffi::sqlite3_extended_errcode(db)
     }
-        == ffi::SQLITE_LOCKED_SHAREDCACHE;
+        == ffi::SQLITE_LOCKED_SHAREDCACHE
 }
 
 /// This function assumes that an SQLite API call (either `sqlite3_prepare_v2()`