From 80926502986a97eed53afe1d85fc074e40829547 Mon Sep 17 00:00:00 2001
From: Roumen Petrov <openssl@roumenpetrov.info>
Date: Sat, 6 Feb 2016 14:07:39 +0200
Subject: [PATCH] avoid crash if hostserv is with host part only

	(if priority is set to host)

Signed-off-by: Richard Levitte <levitte@openssl.org>
Reviewed-by: Andy Polyakov <appro@openssl.org>
Reviewed-by: Rich Salz <rsalz@openssl.org>
---
 crypto/bio/b_addr.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/crypto/bio/b_addr.c b/crypto/bio/b_addr.c
index f1ff5fe37c..a2a0dd2647 100644
--- a/crypto/bio/b_addr.c
+++ b/crypto/bio/b_addr.c
@@ -505,7 +505,7 @@ int BIO_parse_hostserv(const char *hostserv, char **host, char **service,
         }
     }
 
-    if (strchr(p, ':'))
+    if (p != NULL && strchr(p, ':'))
         goto spec_err;
 
     if (h != NULL && host != NULL) {