This is unused.

Signed-off-by: Gary Guo <gary@garyguo.net>
---
 rust/kernel/device_id.rs | 7 -------
 1 file changed, 7 deletions(-)

diff --git a/rust/kernel/device_id.rs b/rust/kernel/device_id.rs
index 8e9721446014..fbf6d8e6afb9 100644
--- a/rust/kernel/device_id.rs
+++ b/rust/kernel/device_id.rs
@@ -166,9 +166,6 @@ pub trait IdTable<T: RawDeviceId, U> {
     /// Obtain the pointer to the ID table.
     fn as_ptr(&self) -> *const T::RawType;
 
-    /// Obtain the pointer to the bus specific device ID from an index.
-    fn id(&self, index: usize) -> &T::RawType;
-
     /// Obtain the pointer to the driver-specific information from an index.
     fn info(&self, index: usize) -> &U;
 }
@@ -180,10 +177,6 @@ fn as_ptr(&self) -> *const T::RawType {
         core::ptr::from_ref(self).cast()
     }
 
-    fn id(&self, index: usize) -> &T::RawType {
-        &self.raw_ids.ids[index]
-    }
-
     fn info(&self, index: usize) -> &U {
         &self.id_infos[index]
     }

-- 
2.54.0