From 4f09b12c60d0237f97166bb28b8fa6a6d2ffd3e6 Mon Sep 17 00:00:00 2001
From: Joshua Rogers <MegaManSec@users.noreply.github.com>
Date: Sat, 11 Oct 2025 07:07:52 +0800
Subject: [PATCH] Do not allow zstd 0.9
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Reviewed-by: Matt Caswell <matt@openssl.org>
Reviewed-by: Saša Nedvědický <sashan@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/28843)

(cherry picked from commit 86780465afb8680f5697c3047b7f0027dd6a04cc)
---
 crypto/comp/c_zstd.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/crypto/comp/c_zstd.c b/crypto/comp/c_zstd.c
index a4f82d2c3de..754df3061df 100644
--- a/crypto/comp/c_zstd.c
+++ b/crypto/comp/c_zstd.c
@@ -39,8 +39,8 @@ COMP_METHOD *COMP_zstd(void);
 #  error Wrong (i.e. linux) zstd.h included.
 # endif
 
-# if ZSTD_VERSION_MAJOR != 1 && ZSTD_VERSION_MINOR < 4
-#  error Expecting version 1.4 or greater of ZSTD
+# if ZSTD_VERSION_MAJOR != 1 || ZSTD_VERSION_MINOR < 4
+#  error Expecting version 1.4 or greater of ZSTD 1.x
 # endif
 
 # ifndef ZSTD_SHARED
-- 
2.47.3