csum-file: fix missing buf pointer update

diff --git a/t/t5000-tar-tree.sh b/t/t5000-tar-tree.sh
index fdd9957984904e0635fc5f4e72947ea29cb953ba..6d72ed34c10f734bc0f22a0155d789130548bc6d 100644 (file)
--- a/t/t5000-tar-tree.sh
+++ b/t/t5000-tar-tree.sh
@@ -50,8 +50,9 @@ test_expect_success \
 
 test_expect_success \
     'validate file modification time' \
-    'tar tvf b.tar a/a |
-     awk \{print\ \$4,\ length\(\$5\)\<7\ ?\ \$5\":00\"\ :\ \$5\} >b.mtime &&
+    'TZ= tar tvf b.tar a/a |
+     awk \{print\ \$4,\ \(length\(\$5\)\<7\)\ ?\ \$5\":00\"\ :\ \$5\} \
+     >b.mtime &&
      echo "2005-05-27 22:00:00" >expected.mtime &&
      diff expected.mtime b.mtime'