From 1b6fa9fdf86fcfd5ce2a84d41388b79e328e14a3 Mon Sep 17 00:00:00 2001
From: Rich Salz <rsalz@openssl.org>
Date: Wed, 8 Nov 2017 11:59:13 -0500
Subject: [PATCH] Don't NULL check before calling DSO_free.

Reviewed-by: Bernd Edlinger <bernd.edlinger@hotmail.de>
(Merged from https://github.com/openssl/openssl/pull/4703)
---
 crypto/comp/c_zlib.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/crypto/comp/c_zlib.c b/crypto/comp/c_zlib.c
index 1270e50834..05787aa394 100644
--- a/crypto/comp/c_zlib.c
+++ b/crypto/comp/c_zlib.c
@@ -262,8 +262,7 @@ COMP_METHOD *COMP_zlib(void)
 void comp_zlib_cleanup_int(void)
 {
 #ifdef ZLIB_SHARED
-    if (zlib_dso != NULL)
-        DSO_free(zlib_dso);
+    DSO_free(zlib_dso);
     zlib_dso = NULL;
 #endif
 }
-- 
2.25.1