[PATCH 1/2] Fix return value usage

[Doug Goldstein <cardoe@xxxxxxxxxx>]

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@xxxxxxxxxx>
---
 src/uml/uml_conf.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/src/uml/uml_conf.c b/src/uml/uml_conf.c
index bef8c38..025169f 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. "
-- 
1.7.2

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