48 lines
1.6 KiB
Diff
48 lines
1.6 KiB
Diff
From 7ab87bccb657b02cac5a3360b11c67aff901de2e Mon Sep 17 00:00:00 2001
|
|
From: Florian Weimer <fweimer@redhat.com>
|
|
Date: Fri, 1 Sep 2017 08:57:52 +0200
|
|
Subject: [PATCH 25] getaddrinfo: In gaih_inet, use h_errno for certain
|
|
status values only
|
|
|
|
h_errno is not set for NSS_STATUS_SUCCESS, so its value might not be
|
|
accurate at this point.
|
|
|
|
(cherry picked from commit a2881ef01450295782b065f2f850f340d5c12c14)
|
|
---
|
|
ChangeLog | 5 +++++
|
|
sysdeps/posix/getaddrinfo.c | 5 ++++-
|
|
2 files changed, 9 insertions(+), 1 deletion(-)
|
|
|
|
diff --git a/ChangeLog b/ChangeLog
|
|
index 2f959d4c36..c58cd5ccd0 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 eaf8bafcf4..9d9e7e2bf2 100644
|
|
--- a/sysdeps/posix/getaddrinfo.c
|
|
+++ b/sysdeps/posix/getaddrinfo.c
|
|
@@ -949,7 +949,10 @@ gaih_inet (const char *name, const struct gaih_service *service,
|
|
__resolv_context_enable_inet6 (res_ctx, res_enable_inet6);
|
|
__resolv_context_put (res_ctx);
|
|
|
|
- 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;
|
|
|