# HG changeset patch
# User Pierre-Yves David <pierre-yves.david@octobus.net>
# Date 2021-05-03 18:22:34
# Node ID e340b556a13e8d7f11c501207746395c90bd1cdb
# Parent  6bfa6c2c5f154afacc4c04acb7124ccc3ff42a9e

revlog: use an intermediate variable for `data` in `_chunk`

This will help us to dispatch this to the right decompressor.

Differential Revision: https://phab.mercurial-scm.org/D10649

diff --git a/mercurial/revlog.py b/mercurial/revlog.py
--- a/mercurial/revlog.py
+++ b/mercurial/revlog.py
@@ -1810,7 +1810,8 @@ class revlog(object):
                 if inline:
                     chunkstart += (rev + 1) * iosize
                 chunklength = length(rev)
-                ladd(decomp(buffer(data, chunkstart - offset, chunklength)))
+                c = buffer(data, chunkstart - offset, chunklength)
+                ladd(decomp(c))
 
         return l