From 515833c664966ef3dcc06383d46fc2d0a2ec4631 Mon Sep 17 00:00:00 2001
From: Thomas Waldmann <tw@waldmann-edv.de>
Date: Tue, 27 Sep 2022 23:41:21 +0200
Subject: [PATCH] avoid memoryview related TypeError in compressors

fixes:

https://github.com/borgbackup/borg/discussions/7020#discussioncomment-3741024
---
 src/borg/compress.pyx | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/borg/compress.pyx b/src/borg/compress.pyx
index 5d5e84181..e120f133a 100644
--- a/src/borg/compress.pyx
+++ b/src/borg/compress.pyx
@@ -86,6 +86,8 @@ cdef class CompressorBase:
         """
         Compress *data* (bytes) and return compression metadata and compressed bytes.
         """
+        if not isinstance(data, bytes):
+            data = bytes(data)  # code below does not work with memoryview
         if self.legacy_mode:
             return None, bytes((self.ID, self.level)) + data
         else: