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. (cherry picked from commit e28b969)
git-mirror · Jul 29, 2009 · b1cd304 · b1cd304
1 parent 87b8eed
commit b1cd304
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diff --git a/ChangeLog b/ChangeLog
@@ -1,3 +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.
+
 2009-07-16  Ulrich Drepper  <drepper@redhat.com>
 
 	* nscd/cache.c (cache_add): Use atomic_compare_and_exchange_bool_rel

diff --git a/resolv/res_send.c b/resolv/res_send.c
@@ -1255,14 +1255,10 @@ 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