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-rw-r--r--ChangeLog5
-rw-r--r--sysdeps/posix/getaddrinfo.c5
2 files changed, 9 insertions, 1 deletions
diff --git a/ChangeLog b/ChangeLog
index 0d09261cac..410d132f28 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,10 @@
 2017-09-01  Florian Weimer  <fweimer@redhat.com>
 
+	* sysdeps/posix/getaddrinfo.c (gaih_inet): Only use h_errno if
+	status indicates it is set.
+
+2017-09-01  Florian Weimer  <fweimer@redhat.com>
+
 	* sysdeps/posix/getaddrinfo.c (gaih_inet): Make reporting of NSS
 	function lookup failures more reliable.
 
diff --git a/sysdeps/posix/getaddrinfo.c b/sysdeps/posix/getaddrinfo.c
index 65394a37d6..668f7b7507 100644
--- a/sysdeps/posix/getaddrinfo.c
+++ b/sysdeps/posix/getaddrinfo.c
@@ -944,7 +944,10 @@ gaih_inet (const char *name, const struct gaih_service *service,
 
 	  _res.options |= old_res_options & DEPRECATED_RES_USE_INET6;
 
-	  if (h_errno == NETDB_INTERNAL)
+	  /* If we have a failure which sets errno, report it using
+	     EAI_SYSTEM.  */
+	  if ((status == NSS_STATUS_TRYAGAIN || status == NSS_STATUS_UNAVAIL)
+	      && h_errno == NETDB_INTERNAL)
 	    {
 	      result = -EAI_SYSTEM;
 	      goto free_and_return;