From 8479f23aa1d5e5477a37f46823856bdafaedfa46 Mon Sep 17 00:00:00 2001
From: Jeff Law <law@redhat.com>
Date: Wed, 22 Aug 2012 11:41:40 -0600
Subject: 	* sysdeps/posix/getaddrinfo.c (gaih_inet): Only use
 gethostbyname4_r 	if the family is PF_UNSPEC.

---
 sysdeps/posix/getaddrinfo.c | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

(limited to 'sysdeps/posix/getaddrinfo.c')

diff --git a/sysdeps/posix/getaddrinfo.c b/sysdeps/posix/getaddrinfo.c
index 81e928a..05883bd 100644
--- a/sysdeps/posix/getaddrinfo.c
+++ b/sysdeps/posix/getaddrinfo.c
@@ -832,8 +832,13 @@ gaih_inet (const char *name, const struct gaih_service *service,
 	  while (!no_more)
 	    {
 	      no_data = 0;
-	      nss_gethostbyname4_r fct4
-		= __nss_lookup_function (nip, "gethostbyname4_r");
+	      nss_gethostbyname4_r fct4 = NULL;
+
+	      /* gethostbyname4_r sends out parallel A and AAAA queries and
+		 is thus only suitable for PF_UNSPEC.  */
+	      if (req->ai_family == PF_UNSPEC)
+		fct4 = __nss_lookup_function (nip, "gethostbyname4_r");
+
 	      if (fct4 != NULL)
 		{
 		  int herrno;
-- 
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