From: Ulrich Drepper <drepper@redhat.com>
Date: Sun, 26 Jul 2009 19:16:24 +0000 (-0700)
Subject: Handle SERVFAIL, NOTIMP, REFUSED replies from DNS server better.
X-Git-Tag: upstream/2.30~13413
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=e28b969b49811a30887e7a252ac1804a055fe297;p=external%2Fglibc.git

Handle SERVFAIL, NOTIMP, REFUSED replies from DNS server better.

When doing IPv4+6 lookups we have to pass up the error record from
send_dg.
---

diff --git a/ChangeLog b/ChangeLog
index a49ccbf..977f0f8 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,9 @@
 2009-07-26  Ulrich Drepper  <drepper@redhat.com>
 
+	[BZ #10452]
+	* resolv/res_send.c (send_dg): Pass full SERVFAIL, NOTIMP, REFUSED
+	replies up.
+
 	* elf/elf.h: Define NT_GNU_GOLD_VERSION.
 
 2009-07-25  Ulrich Drepper  <drepper@redhat.com>
diff --git a/resolv/res_send.c b/resolv/res_send.c
index 971a4af..4c14db1 100644
--- a/resolv/res_send.c
+++ b/resolv/res_send.c
@@ -1278,14 +1278,10 @@ send_dg(res_state statp,
 				? *thisanssiz : *thisresplen);
 
 			if (recvresp1 || (buf2 != NULL && recvresp2))
-			  {
-			    *resplen2 = 1;
-			    return resplen;
-			  }
+			  return resplen;
 			if (buf2 != NULL)
 			  {
 			    /* We are waiting for a possible second reply.  */
-			    resplen = 1;
 			    if (hp->id == anhp->id)
 			      recvresp1 = 1;
 			    else