--- src/core/sip_msg_clone.c.orig	Mon May 15 22:54:19 2017
+++ src/core/sip_msg_clone.c	Mon May 15 22:55:18 2017
@@ -183,7 +183,7 @@ static inline struct via_body* via_body_cloner( char* 
 
 		if ( org_via->param_lst )
 		{
-			struct via_param *vp, *new_vp, *last_new_vp;
+			struct via_param *vp, *new_vp = NULL, *last_new_vp;
 			for( vp=org_via->param_lst, last_new_vp=0 ; vp ; vp=vp->next )
 			{
 				new_vp = (struct via_param*)(*p);
