In iproute2 whose version is earlier than v2.6.34,
ip command doesn't support tuntap object. This leads
to the case (netns_netlink.c) failure with TFAIL status.
It is not suitable, so fix this case' exit status with
TCONF in the above condition.

Signed-off-by: Xing Gu <gux.f...@cn.fujitsu.com>
---
 testcases/kernel/containers/netns/netns_netlink.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/testcases/kernel/containers/netns/netns_netlink.c 
b/testcases/kernel/containers/netns/netns_netlink.c
index 08caa98..d271124 100644
--- a/testcases/kernel/containers/netns/netns_netlink.c
+++ b/testcases/kernel/containers/netns/netns_netlink.c
@@ -47,6 +47,8 @@
 
 
 #define MAX_TRIES 1000
+#define IP_TUNTAP_MIN_VER 100519
+
 char *TCID     = "netns_netlink";
 int TST_TOTAL  = 1;
 struct tst_checkpoint checkpoint;
@@ -60,6 +62,10 @@ static void cleanup(void)
 static void setup(void)
 {
        tst_require_root(NULL);
+       if (check_iproute(IP_TUNTAP_MIN_VER) == -1) {
+               tst_brkm(TCONF, NULL,
+                       "ip command in iproute tools do not support tuntap 
object");
+       }
        check_netns();
        tst_tmpdir();
        TST_CHECKPOINT_CREATE(&checkpoint);
-- 
1.9.3


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