[dts] [PATCH V1] fix object has no attribute error

[xu,gang]

Signed-off-by: xu,gang <gangx.xu at intel.com>
---
 tests/TestSuite_rxtx_callbacks.py | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/tests/TestSuite_rxtx_callbacks.py b/tests/TestSuite_rxtx_callbacks.py
index be79e56..dd968a4 100644
--- a/tests/TestSuite_rxtx_callbacks.py
+++ b/tests/TestSuite_rxtx_callbacks.py
@@ -41,7 +41,6 @@ from test_case import TestCase
 from plotting import Plotting
 from settings import HEADER_SIZE
 from etgen import IxiaPacketGenerator
-
 from packet import Packet, sniff_packets, load_sniff_packets
 
 
@@ -56,7 +55,7 @@ class TestRxtxCallbacks(TestCase):
         self.verify(len(self.dut_ports) >= 2, "Insufficient ports")
 
         cores = self.dut.get_core_list("1S/2C/1T")
-        utils.create_mask(cores)
+        self.coremask = utils.create_mask(cores)
         
         self.mac = self.dut.get_mac_address(self.dut_ports[0])
         self.path = "./examples/rxtx_callbacks/build/rxtx_callbacks"
-- 
1.9.3