[PATCH v2] selftest: txtimestamp: fix net ns entry logic

[Paolo Pisati]

According to 'man 8 ip-netns', if `ip netns identify` returns an empty string,
there's no net namespace associated with current PID: fix the net ns entrance
logic.

Signed-off-by: Paolo Pisati <paolo.pis...@canonical.com>
---
 tools/testing/selftests/net/txtimestamp.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/testing/selftests/net/txtimestamp.sh 
b/tools/testing/selftests/net/txtimestamp.sh
index eea6f5193693..31637769f59f 100755
--- a/tools/testing/selftests/net/txtimestamp.sh
+++ b/tools/testing/selftests/net/txtimestamp.sh
@@ -75,7 +75,7 @@ main() {
        fi
 }
 
-if [[ "$(ip netns identify)" == "root" ]]; then
+if [[ -z "$(ip netns identify)" ]]; then
        ./in_netns.sh $0 $@
 else
        main $@
-- 
2.27.0