[Qemu-trivial] [Qemu-devel][PATCH] iotests: fix the redirection order in 083

[Wei Jiangang]

It should redirect stdout to /dev/null first,
then redirect stderr to whatever stdout currently points at.

Signed-off-by: Wei Jiangang <address@hidden>
---
 tests/qemu-iotests/083 | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/tests/qemu-iotests/083 b/tests/qemu-iotests/083
index aa99278..7d368b5 100755
--- a/tests/qemu-iotests/083
+++ b/tests/qemu-iotests/083
@@ -44,7 +44,7 @@ choose_tcp_port() {
 
 wait_for_tcp_port() {
        while ! (netstat --tcp --listening --numeric | \
-                grep "$1.*0\\.0\\.0\\.0:\\*.*LISTEN") 2>&1 >/dev/null; do
+                grep "$1.*0\\.0\\.0\\.0:\\*.*LISTEN") >/dev/null 2>&1; do
                sleep 0.1
        done
 }
@@ -71,7 +71,7 @@ EOF
                nbd_url="nbd:127.0.0.1:$port:exportname=foo"
        fi
 
-       $PYTHON nbd-fault-injector.py $extra_args "127.0.0.1:$port" 
"$TEST_DIR/nbd-fault-injector.conf" 2>&1 >/dev/null &
+       $PYTHON nbd-fault-injector.py $extra_args "127.0.0.1:$port" 
"$TEST_DIR/nbd-fault-injector.conf" >/dev/null 2>&1 &
        wait_for_tcp_port "127\\.0\\.0\\.1:$port"
        $QEMU_IO -c "read 0 512" "$nbd_url" 2>&1 | _filter_qemu_io | _filter_nbd
 
-- 
1.9.3