From c0b0e8d07d3d437c4afa08f3f7320cfe5acda6bc Mon Sep 17 00:00:00 2001
From: Doug Goldstein <cardoe@gentoo.org>
Date: Tue, 10 Aug 2010 16:43:29 -0500
Subject: [PATCH] Fix return value usage

Fix the error checking to use the return value from brAddTap() instead
of checking the current errno value which might have been changed by
clean up calls inside of brAddTap().

Signed-off-by: Doug Goldstein <cardoe@gentoo.org>
---
 src/uml/uml_conf.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/uml/uml_conf.c b/src/uml/uml_conf.c
index bef8c385a2..025169fb45 100644
--- a/src/uml/uml_conf.c
+++ b/src/uml/uml_conf.c
@@ -141,7 +141,7 @@ umlConnectTapDevice(virDomainNetDefPtr net,
                         tapmac,
                         0,
                         &tapfd))) {
-        if (errno == ENOTSUP) {
+        if (err == ENOTSUP) {
             /* In this particular case, give a better diagnostic. */
             umlReportError(VIR_ERR_INTERNAL_ERROR,
                            _("Failed to add tap interface to bridge. "
-- 
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