From: Zbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl>
Date: Fri, 17 Jul 2020 19:51:40 +0000 (+0200)
Subject: journal: use -EPROTONOSUPPORT for unknown compression
X-Git-Tag: v246-rc2~23^2~5
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=b4a11ca3f2f9a7c67a5a86e1ab02540f24c09bb9;p=thirdparty%2Fsystemd.git

journal: use -EPROTONOSUPPORT for unknown compression

We might add more compression types in the future, and we should treat that
as unsupported, and not a format error.
---

diff --git a/src/journal/compress.c b/src/journal/compress.c
index e6ce64fc652..1b0c01a8fb3 100644
--- a/src/journal/compress.c
+++ b/src/journal/compress.c
@@ -326,7 +326,7 @@ int decompress_blob(
                                 src, src_size,
                                 dst, dst_alloc_size, dst_size, dst_max);
         else
-                return -EBADMSG;
+                return -EPROTONOSUPPORT;
 }
 
 int decompress_startswith_xz(const void *src, uint64_t src_size,