[dts] [PATCH V1] tests/rte_flow_common:fix no fdir matchedid issue

[Zhimin Huang <zhiminx.huang@intel.com>]

*.when expect markid is 0 and testpmd not have fdir matchid,
it should be failed for this issue, so add empty set judgement.

Signed-off-by: Zhimin Huang <zhiminx.huang@intel.com>
---
 tests/rte_flow_common.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tests/rte_flow_common.py b/tests/rte_flow_common.py
index 42afbfd1..591aa5a1 100644
--- a/tests/rte_flow_common.py
+++ b/tests/rte_flow_common.py
@@ -400,7 +400,7 @@ def check_mark(out, pkt_num, check_param, stats=True):
                 raise Exception("got wrong output, not match pattern %s" % p.pattern)
             if mark_id is not None:
                 mark_list = set(int(i, CVL_TXQ_RXQ_NUMBER) for i in fdir_scanner.findall(out))
-                verify(all([i == check_param["mark_id"] for i in mark_list]),
+                verify(all([i == check_param["mark_id"] for i in mark_list]) and mark_list,
                        "failed: some packet mark id of %s not match" % mark_list)
             else:
                 verify(not fdir_flag, "output should not include mark id")
-- 
2.17.1