From 0ac525bb054138bb44ccaeb0ae66240202519721 Mon Sep 17 00:00:00 2001
From: Thomas Waldmann <tw@waldmann-edv.de>
Date: Tue, 24 Oct 2023 19:45:21 +0200
Subject: [PATCH] zlib legacy decompress: call check_fix_size method

so we also have the decompressed size in the metadata.
---
 src/borg/compress.pyx | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/borg/compress.pyx b/src/borg/compress.pyx
index 3b6deb0d..d1703f16 100644
--- a/src/borg/compress.pyx
+++ b/src/borg/compress.pyx
@@ -445,7 +445,9 @@ class ZLIB_legacy(CompressorBase):
         meta["clevel"] = 255  # we do not know the compression level
         meta["csize"] = len(data)
         try:
-            return meta, zlib.decompress(data)
+            data = zlib.decompress(data)
+            self.check_fix_size(meta, data)
+            return meta, data
         except zlib.error as e:
             raise DecompressionError(str(e)) from None