--- net/openslp/files/patch-common_slp__crypto.c	(nonexistent)
+++ net/openslp/files/patch-common_slp__crypto.c	(working copy)
@@ -0,0 +1,22 @@ 
+--- common/slp_crypto.c.orig	2012-12-08 00:13:28.000000000 +0400
++++ common/slp_crypto.c	2018-10-29 14:49:49.343271000 +0300
+@@ -83,18 +83,7 @@
+  */
+ SLPCryptoDSAKey * SLPCryptoDSAKeyDup(SLPCryptoDSAKey * dsa)
+ {
+-   SLPCryptoDSAKey * result;
+-
+-   result =  DSA_new();
+-   if (result)
+-   {
+-      result->p = BN_dup(dsa->p);
+-      result->q = BN_dup(dsa->q);
+-      result->g = BN_dup(dsa->g);
+-      result->priv_key = BN_dup(dsa->priv_key);
+-      result->pub_key = BN_dup(dsa->pub_key);
+-   }
+-   return result;
++   return DSAparams_dup(dsa);
+ }
+ 
+ /** Destroy a key that was created by SLPCryptoDSAKeyCreate.