tests: Make ap_hs20_gas_while_associated_with_pmf more robust

Explicitly clear cfg80211 scan cache to avoid issues with old BSS
entries from previous test cases.

Signed-off-by: Jouni Malinen <j@w1.fi>

diff --git a/tests/hwsim/test_ap_hs20.py b/tests/hwsim/test_ap_hs20.py
index af6e348e32dbd768b325d794d960094cb65807a2..8b4ab810459d4a9e6efa9d2e576f1bc5b409ef67 100644 (file)
--- a/tests/hwsim/test_ap_hs20.py
+++ b/tests/hwsim/test_ap_hs20.py
@@ -1444,6 +1444,7 @@ def _test_ap_hs20_gas_while_associated_with_pmf(dev, apdev):
     params['nai_realm'] = ["0,no-match.example.org,13[5:6],21[2:4][5:7]"]
     hostapd.add_ap(apdev[1], params)
 
+    dev[0].flush_scan_cache()
     dev[0].hs20_enable()
     dev[0].request("SET pmf 2")
     id = dev[0].add_cred_values({'realm': "example.com",