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authorUlrich Drepper <drepper@redhat.com>2005-07-08 06:49:08 +0000
committerUlrich Drepper <drepper@redhat.com>2005-07-08 06:49:08 +0000
commit359bb2ef12afbd059eadbed49a8919fd0dedde4f (patch)
tree07db02a55fc807c77d4d3538550da7b4e32bd425 /resolv/res_send.c
parent6aeeeb9a09502599dc170f740fb7d1ec46cdb798 (diff)
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(send_dg): Recognize referral results and treat them as server errors.
Diffstat (limited to 'resolv/res_send.c')
-rw-r--r--resolv/res_send.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/resolv/res_send.c b/resolv/res_send.c
index 1a53e5be9e..6f12b88d6f 100644
--- a/resolv/res_send.c
+++ b/resolv/res_send.c
@@ -1008,11 +1008,19 @@ send_dg(res_state statp,
 			DprintQ(statp->options & RES_DEBUG,
 				(stdout, "server rejected query:\n"),
 				ans, (resplen > anssiz) ? anssiz : resplen);
+		next_ns:
 			res_nclose(statp);
 			/* don't retry if called from dig */
 			if (!statp->pfcode)
 				return (0);
 		}
+		if (anhp->rcode == NOERROR && anhp->ancount == 0
+		    && anhp->aa == 0 && anhp->ra == 0 && anhp->arcount == 0) {
+			DprintQ(statp->options & RES_DEBUG,
+				(stdout, "referred query:\n"),
+				ans, (resplen > anssiz) ? anssiz : resplen);
+			goto next_ns;
+		}
 		if (!(statp->options & RES_IGNTC) && anhp->tc) {
 			/*
 			 * To get the rest of answer,