From: Rich Felker <dalias@aerifal.cx>
Date: Fri, 25 Sep 2015 01:01:11 +0000 (+0000)
Subject: make getaddrinfo return error if both host and service name are null
X-Git-Url: http://nsz.repo.hu/git/?a=commitdiff_plain;h=06bcf9bc941a2f3bf34ac4468644d9693802495b;p=musl

make getaddrinfo return error if both host and service name are null

this case is specified as a mandatory ("shall fail") error.

based on patch by Julien Ramseier.
---

diff --git a/src/network/getaddrinfo.c b/src/network/getaddrinfo.c
index c88d558c..b9439f77 100644
--- a/src/network/getaddrinfo.c
+++ b/src/network/getaddrinfo.c
@@ -20,6 +20,8 @@ int getaddrinfo(const char *restrict host, const char *restrict serv, const stru
 		} sa;
 	} *out;
 
+	if (!host && !serv) return EAI_NONAME;
+
 	if (hint) {
 		family = hint->ai_family;
 		flags = hint->ai_flags;