[openssh] don't show Success for EAI_SYSTEM (#985964)

[plautrba]

commit 17df27c668e607aecf336b12bbe6af42c234a89c
Author: Petr Lautrbach <plautrba at redhat.com>
Date:   Tue Jul 23 12:07:49 2013 +0200

    don't show Success for EAI_SYSTEM (#985964)

 openssh-6.2p2-ssh_gai_strerror.patch |   23 +++++++++++++++++++++++
 openssh.spec                         |    3 +++
 2 files changed, 26 insertions(+), 0 deletions(-)
---
diff --git a/openssh-6.2p2-ssh_gai_strerror.patch b/openssh-6.2p2-ssh_gai_strerror.patch
new file mode 100644
index 0000000..0e433fa
--- /dev/null
+++ b/openssh-6.2p2-ssh_gai_strerror.patch
@@ -0,0 +1,23 @@
+diff -U0 openssh-6.2p2/ChangeLog.ssh_gai_strerror openssh-6.2p2/ChangeLog
+--- openssh-6.2p2/ChangeLog.ssh_gai_strerror	2013-07-23 12:03:41.467902339 +0200
++++ openssh-6.2p2/ChangeLog	2013-07-23 12:06:03.414281151 +0200
+@@ -0,0 +1,7 @@
++20130718
++   - djm at cvs.openbsd.org 2013/07/12 00:43:50
++     [misc.c]
++     in ssh_gai_strerror() don't fallback to strerror for EAI_SYSTEM when
++     errno == 0. Avoids confusing error message in some broken resolver
++     cases. bz#2122 patch from plautrba AT redhat.com; ok dtucker
++
+diff -up openssh-6.2p2/misc.c.ssh_gai_strerror openssh-6.2p2/misc.c
+--- openssh-6.2p2/misc.c.ssh_gai_strerror	2013-07-23 12:03:41.321902978 +0200
++++ openssh-6.2p2/misc.c	2013-07-23 12:03:41.467902339 +0200
+@@ -127,7 +127,7 @@ unset_nonblock(int fd)
+ const char *
+ ssh_gai_strerror(int gaierr)
+ {
+-	if (gaierr == EAI_SYSTEM)
++	if (gaierr == EAI_SYSTEM && errno != 0)
+ 		return strerror(errno);
+ 	return gai_strerror(gaierr);
+ }
diff --git a/openssh.spec b/openssh.spec
index ded8442..7d87e99 100644
--- a/openssh.spec
+++ b/openssh.spec
@@ -184,6 +184,8 @@ Patch905: openssh-6.2p1-modpipe-cflags.patch
 Patch907: openssh-6.2p1-aarch64.patch
 # make sftp's libedit interface marginally multibyte aware (#841771)
 Patch908: openssh-6.2p2-sftp-multibyte.patch
+# don't show Success for EAI_SYSTEM (#985964)
+Patch909: openssh-6.2p2-ssh_gai_strerror.patch
 
 
 License: BSD
@@ -405,6 +407,7 @@ popd
 %patch905 -p1 -b .modpipe-cflags
 %patch907 -p1 -b .aarch64
 %patch908 -p1 -b .sftp-multibyte
+%patch909 -p1 -b .ssh_gai_strerror
 
 %if 0
 # Nothing here yet