diff --git a/src/tools/miri/src/concurrency/sync.rs b/src/tools/miri/src/concurrency/sync.rs
index 2ec852b413e..02b6c09cd51 100644
--- a/src/tools/miri/src/concurrency/sync.rs
+++ b/src/tools/miri/src/concurrency/sync.rs
@@ -315,9 +315,7 @@ fn rwlock_get_or_create_id(
         offset: u64,
     ) -> InterpResult<'tcx, RwLockId> {
         let this = self.eval_context_mut();
-        this.rwlock_get_or_create(
-            |ecx, next_id| Ok(ecx.get_or_create_id(next_id, lock_op, offset)?),
-        )
+        this.rwlock_get_or_create(|ecx, next_id| ecx.get_or_create_id(next_id, lock_op, offset))
     }
 
     fn condvar_get_or_create_id(
@@ -326,9 +324,7 @@ fn condvar_get_or_create_id(
         offset: u64,
     ) -> InterpResult<'tcx, CondvarId> {
         let this = self.eval_context_mut();
-        this.condvar_get_or_create(|ecx, next_id| {
-            Ok(ecx.get_or_create_id(next_id, lock_op, offset)?)
-        })
+        this.condvar_get_or_create(|ecx, next_id| ecx.get_or_create_id(next_id, lock_op, offset))
     }
 
     fn init_once_get_or_create_id(
@@ -337,9 +333,7 @@ fn init_once_get_or_create_id(
         offset: u64,
     ) -> InterpResult<'tcx, InitOnceId> {
         let this = self.eval_context_mut();
-        this.init_once_get_or_create(|ecx, next_id| {
-            Ok(ecx.get_or_create_id(next_id, lock_op, offset)?)
-        })
+        this.init_once_get_or_create(|ecx, next_id| ecx.get_or_create_id(next_id, lock_op, offset))
     }
 
     #[inline]