[dts] [PATCH V1] tests/unit_tests_ringpmd:Fix variable name and string concatenation error

[Zhou,JunX W]

dev_strt2 is not define,dev_str2 is right;
There should be only two '%' in 'self.dut.send_expect("./%s/app/test %s %s"'

Signed-off-by: Zhou,JunX W <junx.w.zhou at intel.com>
---
 tests/TestSuite_unit_tests_ringpmd.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/tests/TestSuite_unit_tests_ringpmd.py b/tests/TestSuite_unit_tests_ringpmd.py
index 49895a1..19abb6e 100644
--- a/tests/TestSuite_unit_tests_ringpmd.py
+++ b/tests/TestSuite_unit_tests_ringpmd.py
@@ -80,8 +80,8 @@ class TestUnitTestsRingPmd(TestCase):
         self.dut.send_expect("quit", "# ")
         self.verify("Test OK" in out, "Default no eth_ring devices Test failed")
 
-        eal_params = self.dut.create_eal_parameters(cores=self.cores,vdevs=[dev_str1,dev_strt2])
-        self.dut.send_expect("./%s/app/test %s %s" % (self.target, eal_params), "R.*T.*E.*>.*>", 10)
+        eal_params = self.dut.create_eal_parameters(cores=self.cores,vdevs=[dev_str1,dev_str2])
+        self.dut.send_expect("./%s/app/test %s" % (self.target, eal_params), "R.*T.*E.*>.*>", 10)
         out = self.dut.send_expect("ring_pmd_autotest", "RTE>>", 120)
         self.dut.send_expect("quit", "# ")
         self.verify("Test OK" in out, "Two eth_ring devices test failed")
-- 
2.17.2