tests: Fix python3 processing of Popen output reading

Need to decode cmd.stdout.read() output before using it as a string.

Signed-off-by: Jouni Malinen <quic_jouni@quicinc.com>

diff --git a/tests/hwsim/utils.py b/tests/hwsim/utils.py
index 5fd0457a4476564493785ff93f9200a17a9fe33d..769f824c7be6ed534fefe412a7916ef9d74b8275 100644 (file)
--- a/tests/hwsim/utils.py
+++ b/tests/hwsim/utils.py
@@ -146,7 +146,7 @@ def check_tls_tod(dev):
 
 def vht_supported():
     cmd = subprocess.Popen(["iw", "reg", "get"], stdout=subprocess.PIPE)
-    reg = cmd.stdout.read()
+    reg = cmd.stdout.read().decode()
     if "@ 80)" in reg or "@ 160)" in reg:
         return True
     return False