--- a/mercurial/revlogutils/deltas.py	Sun Jan 05 22:23:31 2025 -0500
+++ b/mercurial/revlogutils/deltas.py	Sun Jan 05 22:26:16 2025 -0500
@@ -162,8 +162,7 @@
         revlog.data_config.sr_density_threshold,
         revlog.data_config.sr_min_gap_size,
     ):
-        for subchunk in _slicechunktosize(revlog, chunk, targetsize):
-            yield subchunk
+        yield from _slicechunktosize(revlog, chunk, targetsize)
 
 
 def _slicechunktosize(revlog, revs, targetsize=None):